Home / 99,423.52-149,083.80-29,293.60

Finding the Fourth Proportional to 99,423.52, 149,083.80 and 29,293.60

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Solution

The fourth proportional to 99,423.52, 149,083.80 and 29,293.60 is: 43,925.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,423.52 : 149,083.80 = 29,293.60 : x
  2. Step 2: Convert to fraction form
    99,423.52/149,083.80 = 29,293.60/x
  3. Step 3: Cross multiply
    99,423.52x = 149,083.80 × 29,293.60
  4. Step 4: Simplify right side
    99,423.52x = 4,367,201,203.68
  5. Step 5: Solve for x
    x = 4,367,201,203.68/99,423.52
  6. Step 6: Final answer
    x = 43,925.23

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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.