Home / 113,244.48-156,286.08-62,946.72

Finding the Fourth Proportional to 113,244.48, 156,286.08 and 62,946.72

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Solution

The fourth proportional to 113,244.48, 156,286.08 and 62,946.72 is: 86,871.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,244.48 : 156,286.08 = 62,946.72 : x
  2. Step 2: Convert to fraction form
    113,244.48/156,286.08 = 62,946.72/x
  3. Step 3: Cross multiply
    113,244.48x = 156,286.08 × 62,946.72
  4. Step 4: Simplify right side
    113,244.48x = 9,837,696,117.66
  5. Step 5: Solve for x
    x = 9,837,696,117.66/113,244.48
  6. Step 6: Final answer
    x = 86,871.31

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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.