Home / 372,203.55-558,360.77-172,544.18

Finding the Fourth Proportional to 372,203.55, 558,360.77 and 172,544.18

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Solution

The fourth proportional to 372,203.55, 558,360.77 and 172,544.18 is: 258,841.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,203.55 : 558,360.77 = 172,544.18 : x
  2. Step 2: Convert to fraction form
    372,203.55/558,360.77 = 172,544.18/x
  3. Step 3: Cross multiply
    372,203.55x = 558,360.77 × 172,544.18
  4. Step 4: Simplify right side
    372,203.55x = 96,341,897,549.29
  5. Step 5: Solve for x
    x = 96,341,897,549.29/372,203.55
  6. Step 6: Final answer
    x = 258,841.96

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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.