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Finding the Fourth Proportional to 176,683.86, 243,819.36 and 101,227.50

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Solution

The fourth proportional to 176,683.86, 243,819.36 and 101,227.50 is: 139,691.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,683.86 : 243,819.36 = 101,227.50 : x
  2. Step 2: Convert to fraction form
    176,683.86/243,819.36 = 101,227.50/x
  3. Step 3: Cross multiply
    176,683.86x = 243,819.36 × 101,227.50
  4. Step 4: Simplify right side
    176,683.86x = 24,681,224,264.40
  5. Step 5: Solve for x
    x = 24,681,224,264.40/176,683.86
  6. Step 6: Final answer
    x = 139,691.45

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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.