Home / 113,856.96-157,125.06-62,869.56

Finding the Fourth Proportional to 113,856.96, 157,125.06 and 62,869.56

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Solution

The fourth proportional to 113,856.96, 157,125.06 and 62,869.56 is: 86,761.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,856.96 : 157,125.06 = 62,869.56 : x
  2. Step 2: Convert to fraction form
    113,856.96/157,125.06 = 62,869.56/x
  3. Step 3: Cross multiply
    113,856.96x = 157,125.06 × 62,869.56
  4. Step 4: Simplify right side
    113,856.96x = 9,878,383,387.17
  5. Step 5: Solve for x
    x = 9,878,383,387.17/113,856.96
  6. Step 6: Final answer
    x = 86,761.35

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1.5x scale

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.