Home / 245,931.40-368,897.10-88,175.80

Finding the Fourth Proportional to 245,931.40, 368,897.10 and 88,175.80

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Solution

The fourth proportional to 245,931.40, 368,897.10 and 88,175.80 is: 132,263.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,931.40 : 368,897.10 = 88,175.80 : x
  2. Step 2: Convert to fraction form
    245,931.40/368,897.10 = 88,175.80/x
  3. Step 3: Cross multiply
    245,931.40x = 368,897.10 × 88,175.80
  4. Step 4: Simplify right side
    245,931.40x = 32,527,796,910.18
  5. Step 5: Solve for x
    x = 32,527,796,910.18/245,931.40
  6. Step 6: Final answer
    x = 132,263.70

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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.