Home / 99,147.57-148,699.48-29,032.35

Finding the Fourth Proportional to 99,147.57, 148,699.48 and 29,032.35

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Solution

The fourth proportional to 99,147.57, 148,699.48 and 29,032.35 is: 43,542.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,147.57 : 148,699.48 = 29,032.35 : x
  2. Step 2: Convert to fraction form
    99,147.57/148,699.48 = 29,032.35/x
  3. Step 3: Cross multiply
    99,147.57x = 148,699.48 × 29,032.35
  4. Step 4: Simplify right side
    99,147.57x = 4,317,095,348.18
  5. Step 5: Solve for x
    x = 4,317,095,348.18/99,147.57
  6. Step 6: Final answer
    x = 43,542.12

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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.