Home / 231,159.40-346,740.18-98,006.20

Finding the Fourth Proportional to 231,159.40, 346,740.18 and 98,006.20

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Solution

The fourth proportional to 231,159.40, 346,740.18 and 98,006.20 is: 147,009.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,159.40 : 346,740.18 = 98,006.20 : x
  2. Step 2: Convert to fraction form
    231,159.40/346,740.18 = 98,006.20/x
  3. Step 3: Cross multiply
    231,159.40x = 346,740.18 × 98,006.20
  4. Step 4: Simplify right side
    231,159.40x = 33,982,687,429.12
  5. Step 5: Solve for x
    x = 33,982,687,429.12/231,159.40
  6. Step 6: Final answer
    x = 147,009.76

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1.5x scale

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.