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Finding the Fourth Proportional to 169,372.21, 233,733.65 and 93,920.71

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Solution

The fourth proportional to 169,372.21, 233,733.65 and 93,920.71 is: 129,610.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,372.21 : 233,733.65 = 93,920.71 : x
  2. Step 2: Convert to fraction form
    169,372.21/233,733.65 = 93,920.71/x
  3. Step 3: Cross multiply
    169,372.21x = 233,733.65 × 93,920.71
  4. Step 4: Simplify right side
    169,372.21x = 21,952,430,358.89
  5. Step 5: Solve for x
    x = 21,952,430,358.89/169,372.21
  6. Step 6: Final answer
    x = 129,610.58

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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.