Home / 58,726.40-81,067.84-36,069.12

Finding the Fourth Proportional to 58,726.40, 81,067.84 and 36,069.12

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Solution

The fourth proportional to 58,726.40, 81,067.84 and 36,069.12 is: 49,790.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,726.40 : 81,067.84 = 36,069.12 : x
  2. Step 2: Convert to fraction form
    58,726.40/81,067.84 = 36,069.12/x
  3. Step 3: Cross multiply
    58,726.40x = 81,067.84 × 36,069.12
  4. Step 4: Simplify right side
    58,726.40x = 2,924,045,649.10
  5. Step 5: Solve for x
    x = 2,924,045,649.10/58,726.40
  6. Step 6: Final answer
    x = 49,790.99

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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.