Home / 95,432.50-131,709-57,707.02

Finding the Fourth Proportional to 95,432.50, 131,709 and 57,707.02

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Solution

The fourth proportional to 95,432.50, 131,709 and 57,707.02 is: 79,643.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,432.50 : 131,709 = 57,707.02 : x
  2. Step 2: Convert to fraction form
    95,432.50/131,709 = 57,707.02/x
  3. Step 3: Cross multiply
    95,432.50x = 131,709 × 57,707.02
  4. Step 4: Simplify right side
    95,432.50x = 7,600,533,897.18
  5. Step 5: Solve for x
    x = 7,600,533,897.18/95,432.50
  6. Step 6: Final answer
    x = 79,643.03

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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.