Home / 67,740.24-101,594.02-28,275.96

Finding the Fourth Proportional to 67,740.24, 101,594.02 and 28,275.96

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Solution

The fourth proportional to 67,740.24, 101,594.02 and 28,275.96 is: 42,407.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,740.24 : 101,594.02 = 28,275.96 : x
  2. Step 2: Convert to fraction form
    67,740.24/101,594.02 = 28,275.96/x
  3. Step 3: Cross multiply
    67,740.24x = 101,594.02 × 28,275.96
  4. Step 4: Simplify right side
    67,740.24x = 2,872,668,445.76
  5. Step 5: Solve for x
    x = 2,872,668,445.76/67,740.24
  6. Step 6: Final answer
    x = 42,407.12

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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.