Home / 40,343.04-60,463.68-28,658.88

Finding the Fourth Proportional to 40,343.04, 60,463.68 and 28,658.88

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Solution

The fourth proportional to 40,343.04, 60,463.68 and 28,658.88 is: 42,952.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,343.04 : 60,463.68 = 28,658.88 : x
  2. Step 2: Convert to fraction form
    40,343.04/60,463.68 = 28,658.88/x
  3. Step 3: Cross multiply
    40,343.04x = 60,463.68 × 28,658.88
  4. Step 4: Simplify right side
    40,343.04x = 1,732,821,349.48
  5. Step 5: Solve for x
    x = 1,732,821,349.48/40,343.04
  6. Step 6: Final answer
    x = 42,952.18

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1.5x scale

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.