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Finding the Fourth Proportional to 169,390.85, 233,753.50 and 93,946.37

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Solution

The fourth proportional to 169,390.85, 233,753.50 and 93,946.37 is: 129,642.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,390.85 : 233,753.50 = 93,946.37 : x
  2. Step 2: Convert to fraction form
    169,390.85/233,753.50 = 93,946.37/x
  3. Step 3: Cross multiply
    169,390.85x = 233,753.50 × 93,946.37
  4. Step 4: Simplify right side
    169,390.85x = 21,960,293,501.61
  5. Step 5: Solve for x
    x = 21,960,293,501.61/169,390.85
  6. Step 6: Final answer
    x = 129,642.74

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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.