Home / 113,877.65-157,152.41-62,890.29

Finding the Fourth Proportional to 113,877.65, 157,152.41 and 62,890.29

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Solution

The fourth proportional to 113,877.65, 157,152.41 and 62,890.29 is: 86,789.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,877.65 : 157,152.41 = 62,890.29 : x
  2. Step 2: Convert to fraction form
    113,877.65/157,152.41 = 62,890.29/x
  3. Step 3: Cross multiply
    113,877.65x = 157,152.41 × 62,890.29
  4. Step 4: Simplify right side
    113,877.65x = 9,883,360,639.10
  5. Step 5: Solve for x
    x = 9,883,360,639.10/113,877.65
  6. Step 6: Final answer
    x = 86,789.29

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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.