Home / 113,827.50-157,070.72-62,836.92

Finding the Fourth Proportional to 113,827.50, 157,070.72 and 62,836.92

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Solution

The fourth proportional to 113,827.50, 157,070.72 and 62,836.92 is: 86,708.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,827.50 : 157,070.72 = 62,836.92 : x
  2. Step 2: Convert to fraction form
    113,827.50/157,070.72 = 62,836.92/x
  3. Step 3: Cross multiply
    113,827.50x = 157,070.72 × 62,836.92
  4. Step 4: Simplify right side
    113,827.50x = 9,869,840,424.07
  5. Step 5: Solve for x
    x = 9,869,840,424.07/113,827.50
  6. Step 6: Final answer
    x = 86,708.75

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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.