Home / 58,255.95-80,350.61-38,080.47

Finding the Fourth Proportional to 58,255.95, 80,350.61 and 38,080.47

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Solution

The fourth proportional to 58,255.95, 80,350.61 and 38,080.47 is: 52,523.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,255.95 : 80,350.61 = 38,080.47 : x
  2. Step 2: Convert to fraction form
    58,255.95/80,350.61 = 38,080.47/x
  3. Step 3: Cross multiply
    58,255.95x = 80,350.61 × 38,080.47
  4. Step 4: Simplify right side
    58,255.95x = 3,059,788,803.18
  5. Step 5: Solve for x
    x = 3,059,788,803.18/58,255.95
  6. Step 6: Final answer
    x = 52,523.20

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1.5x scale

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.