Home / 122,732.71-169,370.07-69,016.58

Finding the Fourth Proportional to 122,732.71, 169,370.07 and 69,016.58

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Solution

The fourth proportional to 122,732.71, 169,370.07 and 69,016.58 is: 95,242.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,732.71 : 169,370.07 = 69,016.58 : x
  2. Step 2: Convert to fraction form
    122,732.71/169,370.07 = 69,016.58/x
  3. Step 3: Cross multiply
    122,732.71x = 169,370.07 × 69,016.58
  4. Step 4: Simplify right side
    122,732.71x = 11,689,342,985.76
  5. Step 5: Solve for x
    x = 11,689,342,985.76/122,732.71
  6. Step 6: Final answer
    x = 95,242.28

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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.