Home / 67,543.04-101,343.72-36,372.08

Finding the Fourth Proportional to 67,543.04, 101,343.72 and 36,372.08

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Solution

The fourth proportional to 67,543.04, 101,343.72 and 36,372.08 is: 54,573.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,543.04 : 101,343.72 = 36,372.08 : x
  2. Step 2: Convert to fraction form
    67,543.04/101,343.72 = 36,372.08/x
  3. Step 3: Cross multiply
    67,543.04x = 101,343.72 × 36,372.08
  4. Step 4: Simplify right side
    67,543.04x = 3,686,081,891.34
  5. Step 5: Solve for x
    x = 3,686,081,891.34/67,543.04
  6. Step 6: Final answer
    x = 54,573.82

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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.