Home / 95,012.48-130,957.43-72,034.70

Finding the Fourth Proportional to 95,012.48, 130,957.43 and 72,034.70

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Solution

The fourth proportional to 95,012.48, 130,957.43 and 72,034.70 is: 99,286.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,012.48 : 130,957.43 = 72,034.70 : x
  2. Step 2: Convert to fraction form
    95,012.48/130,957.43 = 72,034.70/x
  3. Step 3: Cross multiply
    95,012.48x = 130,957.43 × 72,034.70
  4. Step 4: Simplify right side
    95,012.48x = 9,433,478,528.03
  5. Step 5: Solve for x
    x = 9,433,478,528.03/95,012.48
  6. Step 6: Final answer
    x = 99,286.73

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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.