Home / 169,003.80-253,465.20-97,772.40

Finding the Fourth Proportional to 169,003.80, 253,465.20 and 97,772.40

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Solution

The fourth proportional to 169,003.80, 253,465.20 and 97,772.40 is: 146,635.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,003.80 : 253,465.20 = 97,772.40 : x
  2. Step 2: Convert to fraction form
    169,003.80/253,465.20 = 97,772.40/x
  3. Step 3: Cross multiply
    169,003.80x = 253,465.20 × 97,772.40
  4. Step 4: Simplify right side
    169,003.80x = 24,781,900,920.48
  5. Step 5: Solve for x
    x = 24,781,900,920.48/169,003.80
  6. Step 6: Final answer
    x = 146,635.17

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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.