Home / 552,981.12-829,530.91-153,623.04

Finding the Fourth Proportional to 552,981.12, 829,530.91 and 153,623.04

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Solution

The fourth proportional to 552,981.12, 829,530.91 and 153,623.04 is: 230,451.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,981.12 : 829,530.91 = 153,623.04 : x
  2. Step 2: Convert to fraction form
    552,981.12/829,530.91 = 153,623.04/x
  3. Step 3: Cross multiply
    552,981.12x = 829,530.91 × 153,623.04
  4. Step 4: Simplify right side
    552,981.12x = 127,435,061,857.94
  5. Step 5: Solve for x
    x = 127,435,061,857.94/552,981.12
  6. Step 6: Final answer
    x = 230,451.02

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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.