Home / 99,295.26-148,896.10-36,070.80

Finding the Fourth Proportional to 99,295.26, 148,896.10 and 36,070.80

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Solution

The fourth proportional to 99,295.26, 148,896.10 and 36,070.80 is: 54,089.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,295.26 : 148,896.10 = 36,070.80 : x
  2. Step 2: Convert to fraction form
    99,295.26/148,896.10 = 36,070.80/x
  3. Step 3: Cross multiply
    99,295.26x = 148,896.10 × 36,070.80
  4. Step 4: Simplify right side
    99,295.26x = 5,370,801,565.25
  5. Step 5: Solve for x
    x = 5,370,801,565.25/99,295.26
  6. Step 6: Final answer
    x = 54,089.20

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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.