Home / 45,153.05-62,341.65-28,183.14

Finding the Fourth Proportional to 45,153.05, 62,341.65 and 28,183.14

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Solution

The fourth proportional to 45,153.05, 62,341.65 and 28,183.14 is: 38,911.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,153.05 : 62,341.65 = 28,183.14 : x
  2. Step 2: Convert to fraction form
    45,153.05/62,341.65 = 28,183.14/x
  3. Step 3: Cross multiply
    45,153.05x = 62,341.65 × 28,183.14
  4. Step 4: Simplify right side
    45,153.05x = 1,756,983,449.78
  5. Step 5: Solve for x
    x = 1,756,983,449.78/45,153.05
  6. Step 6: Final answer
    x = 38,911.74

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Half scale
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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.