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Finding the Fourth Proportional to 176,757.75, 243,925.74 and 101,306.25

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Solution

The fourth proportional to 176,757.75, 243,925.74 and 101,306.25 is: 139,802.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,757.75 : 243,925.74 = 101,306.25 : x
  2. Step 2: Convert to fraction form
    176,757.75/243,925.74 = 101,306.25/x
  3. Step 3: Cross multiply
    176,757.75x = 243,925.74 × 101,306.25
  4. Step 4: Simplify right side
    176,757.75x = 24,711,201,997.88
  5. Step 5: Solve for x
    x = 24,711,201,997.88/176,757.75
  6. Step 6: Final answer
    x = 139,802.65

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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.