Home / 99,255.12-148,798.95-43,052.92

Finding the Fourth Proportional to 99,255.12, 148,798.95 and 43,052.92

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Solution

The fourth proportional to 99,255.12, 148,798.95 and 43,052.92 is: 64,543.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,255.12 : 148,798.95 = 43,052.92 : x
  2. Step 2: Convert to fraction form
    99,255.12/148,798.95 = 43,052.92/x
  3. Step 3: Cross multiply
    99,255.12x = 148,798.95 × 43,052.92
  4. Step 4: Simplify right side
    99,255.12x = 6,406,228,331.17
  5. Step 5: Solve for x
    x = 6,406,228,331.17/99,255.12
  6. Step 6: Final answer
    x = 64,543.05

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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.