Home / 99,718.12-149,533.36-37,344.88

Finding the Fourth Proportional to 99,718.12, 149,533.36 and 37,344.88

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Solution

The fourth proportional to 99,718.12, 149,533.36 and 37,344.88 is: 56,000.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,718.12 : 149,533.36 = 37,344.88 : x
  2. Step 2: Convert to fraction form
    99,718.12/149,533.36 = 37,344.88/x
  3. Step 3: Cross multiply
    99,718.12x = 149,533.36 × 37,344.88
  4. Step 4: Simplify right side
    99,718.12x = 5,584,305,385.20
  5. Step 5: Solve for x
    x = 5,584,305,385.20/99,718.12
  6. Step 6: Final answer
    x = 56,000.91

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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.