Home / 349,726.60-523,985.10-162,353.80

Finding the Fourth Proportional to 349,726.60, 523,985.10 and 162,353.80

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Solution

The fourth proportional to 349,726.60, 523,985.10 and 162,353.80 is: 243,249.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,726.60 : 523,985.10 = 162,353.80 : x
  2. Step 2: Convert to fraction form
    349,726.60/523,985.10 = 162,353.80/x
  3. Step 3: Cross multiply
    349,726.60x = 523,985.10 × 162,353.80
  4. Step 4: Simplify right side
    349,726.60x = 85,070,972,128.38
  5. Step 5: Solve for x
    x = 85,070,972,128.38/349,726.60
  6. Step 6: Final answer
    x = 243,249.93

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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.