Home / 48,897.90-67,476.78-30,031.38

Finding the Fourth Proportional to 48,897.90, 67,476.78 and 30,031.38

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Solution

The fourth proportional to 48,897.90, 67,476.78 and 30,031.38 is: 41,441.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,897.90 : 67,476.78 = 30,031.38 : x
  2. Step 2: Convert to fraction form
    48,897.90/67,476.78 = 30,031.38/x
  3. Step 3: Cross multiply
    48,897.90x = 67,476.78 × 30,031.38
  4. Step 4: Simplify right side
    48,897.90x = 2,026,420,821.36
  5. Step 5: Solve for x
    x = 2,026,420,821.36/48,897.90
  6. Step 6: Final answer
    x = 41,441.88

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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.