Home / 50,259.90-69,343.11-29,031.42

Finding the Fourth Proportional to 50,259.90, 69,343.11 and 29,031.42

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Solution

The fourth proportional to 50,259.90, 69,343.11 and 29,031.42 is: 40,054.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,259.90 : 69,343.11 = 29,031.42 : x
  2. Step 2: Convert to fraction form
    50,259.90/69,343.11 = 29,031.42/x
  3. Step 3: Cross multiply
    50,259.90x = 69,343.11 × 29,031.42
  4. Step 4: Simplify right side
    50,259.90x = 2,013,128,950.52
  5. Step 5: Solve for x
    x = 2,013,128,950.52/50,259.90
  6. Step 6: Final answer
    x = 40,054.38

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Double scale
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1.5x scale

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.