Home / 372,373.53-558,122.89-172,271.23

Finding the Fourth Proportional to 372,373.53, 558,122.89 and 172,271.23

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Solution

The fourth proportional to 372,373.53, 558,122.89 and 172,271.23 is: 258,204.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,373.53 : 558,122.89 = 172,271.23 : x
  2. Step 2: Convert to fraction form
    372,373.53/558,122.89 = 172,271.23/x
  3. Step 3: Cross multiply
    372,373.53x = 558,122.89 × 172,271.23
  4. Step 4: Simplify right side
    372,373.53x = 96,148,516,779.47
  5. Step 5: Solve for x
    x = 96,148,516,779.47/372,373.53
  6. Step 6: Final answer
    x = 258,204.49

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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.