Home / 157,506.96-236,191.12-57,641.20

Finding the Fourth Proportional to 157,506.96, 236,191.12 and 57,641.20

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Solution

The fourth proportional to 157,506.96, 236,191.12 and 57,641.20 is: 86,436.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,506.96 : 236,191.12 = 57,641.20 : x
  2. Step 2: Convert to fraction form
    157,506.96/236,191.12 = 57,641.20/x
  3. Step 3: Cross multiply
    157,506.96x = 236,191.12 × 57,641.20
  4. Step 4: Simplify right side
    157,506.96x = 13,614,339,586.14
  5. Step 5: Solve for x
    x = 13,614,339,586.14/157,506.96
  6. Step 6: Final answer
    x = 86,436.43

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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.