Home / 74,124.59-111,197.72-21,527.24

Finding the Fourth Proportional to 74,124.59, 111,197.72 and 21,527.24

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Solution

The fourth proportional to 74,124.59, 111,197.72 and 21,527.24 is: 32,294.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,124.59 : 111,197.72 = 21,527.24 : x
  2. Step 2: Convert to fraction form
    74,124.59/111,197.72 = 21,527.24/x
  3. Step 3: Cross multiply
    74,124.59x = 111,197.72 × 21,527.24
  4. Step 4: Simplify right side
    74,124.59x = 2,393,780,337.71
  5. Step 5: Solve for x
    x = 2,393,780,337.71/74,124.59
  6. Step 6: Final answer
    x = 32,294.01

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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.