Home / 229,730.68-344,753.46-89,490.04

Finding the Fourth Proportional to 229,730.68, 344,753.46 and 89,490.04

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Solution

The fourth proportional to 229,730.68, 344,753.46 and 89,490.04 is: 134,296.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,730.68 : 344,753.46 = 89,490.04 : x
  2. Step 2: Convert to fraction form
    229,730.68/344,753.46 = 89,490.04/x
  3. Step 3: Cross multiply
    229,730.68x = 344,753.46 × 89,490.04
  4. Step 4: Simplify right side
    229,730.68x = 30,852,000,925.54
  5. Step 5: Solve for x
    x = 30,852,000,925.54/229,730.68
  6. Step 6: Final answer
    x = 134,296.39

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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.