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Finding the Fourth Proportional to 74,307.60, 111,474.90 and 24,373.80

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Solution

The fourth proportional to 74,307.60, 111,474.90 and 24,373.80 is: 36,565.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,307.60 : 111,474.90 = 24,373.80 : x
  2. Step 2: Convert to fraction form
    74,307.60/111,474.90 = 24,373.80/x
  3. Step 3: Cross multiply
    74,307.60x = 111,474.90 × 24,373.80
  4. Step 4: Simplify right side
    74,307.60x = 2,717,066,917.62
  5. Step 5: Solve for x
    x = 2,717,066,917.62/74,307.60
  6. Step 6: Final answer
    x = 36,565.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.