Home / 157,472.30-236,139.19-57,606.59

Finding the Fourth Proportional to 157,472.30, 236,139.19 and 57,606.59

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Solution

The fourth proportional to 157,472.30, 236,139.19 and 57,606.59 is: 86,384.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,472.30 : 236,139.19 = 57,606.59 : x
  2. Step 2: Convert to fraction form
    157,472.30/236,139.19 = 57,606.59/x
  3. Step 3: Cross multiply
    157,472.30x = 236,139.19 × 57,606.59
  4. Step 4: Simplify right side
    157,472.30x = 13,603,173,501.26
  5. Step 5: Solve for x
    x = 13,603,173,501.26/157,472.30
  6. Step 6: Final answer
    x = 86,384.55

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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.