Home / 55,908.38-77,154.96-30,416.18

Finding the Fourth Proportional to 55,908.38, 77,154.96 and 30,416.18

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Solution

The fourth proportional to 55,908.38, 77,154.96 and 30,416.18 is: 41,975.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,908.38 : 77,154.96 = 30,416.18 : x
  2. Step 2: Convert to fraction form
    55,908.38/77,154.96 = 30,416.18/x
  3. Step 3: Cross multiply
    55,908.38x = 77,154.96 × 30,416.18
  4. Step 4: Simplify right side
    55,908.38x = 2,346,758,765.48
  5. Step 5: Solve for x
    x = 2,346,758,765.48/55,908.38
  6. Step 6: Final answer
    x = 41,975.08

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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.