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Finding the Fourth Proportional to 94,423.19, 141,722.28 and 47,708.87

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Solution

The fourth proportional to 94,423.19, 141,722.28 and 47,708.87 is: 71,607.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,423.19 : 141,722.28 = 47,708.87 : x
  2. Step 2: Convert to fraction form
    94,423.19/141,722.28 = 47,708.87/x
  3. Step 3: Cross multiply
    94,423.19x = 141,722.28 × 47,708.87
  4. Step 4: Simplify right side
    94,423.19x = 6,761,409,832.62
  5. Step 5: Solve for x
    x = 6,761,409,832.62/94,423.19
  6. Step 6: Final answer
    x = 71,607.51

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