Home / 268,988.16-371,079.04-173,525.61

Finding the Fourth Proportional to 268,988.16, 371,079.04 and 173,525.61

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Solution

The fourth proportional to 268,988.16, 371,079.04 and 173,525.61 is: 239,384.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,988.16 : 371,079.04 = 173,525.61 : x
  2. Step 2: Convert to fraction form
    268,988.16/371,079.04 = 173,525.61/x
  3. Step 3: Cross multiply
    268,988.16x = 371,079.04 × 173,525.61
  4. Step 4: Simplify right side
    268,988.16x = 64,391,716,774.21
  5. Step 5: Solve for x
    x = 64,391,716,774.21/268,988.16
  6. Step 6: Final answer
    x = 239,384.95

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.