Home / 157,371.28-235,885.17-77,464.24

Finding the Fourth Proportional to 157,371.28, 235,885.17 and 77,464.24

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Solution

The fourth proportional to 157,371.28, 235,885.17 and 77,464.24 is: 116,111.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,371.28 : 235,885.17 = 77,464.24 : x
  2. Step 2: Convert to fraction form
    157,371.28/235,885.17 = 77,464.24/x
  3. Step 3: Cross multiply
    157,371.28x = 235,885.17 × 77,464.24
  4. Step 4: Simplify right side
    157,371.28x = 18,272,665,421.32
  5. Step 5: Solve for x
    x = 18,272,665,421.32/157,371.28
  6. Step 6: Final answer
    x = 116,111.82

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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.