Home / 107,203.56-160,813.06-28,316.76

Finding the Fourth Proportional to 107,203.56, 160,813.06 and 28,316.76

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Solution

The fourth proportional to 107,203.56, 160,813.06 and 28,316.76 is: 42,477.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,203.56 : 160,813.06 = 28,316.76 : x
  2. Step 2: Convert to fraction form
    107,203.56/160,813.06 = 28,316.76/x
  3. Step 3: Cross multiply
    107,203.56x = 160,813.06 × 28,316.76
  4. Step 4: Simplify right side
    107,203.56x = 4,553,704,824.89
  5. Step 5: Solve for x
    x = 4,553,704,824.89/107,203.56
  6. Step 6: Final answer
    x = 42,477.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.