Home / 56,029.17-77,331.73-33,381.43

Finding the Fourth Proportional to 56,029.17, 77,331.73 and 33,381.43

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Solution

The fourth proportional to 56,029.17, 77,331.73 and 33,381.43 is: 46,073.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,029.17 : 77,331.73 = 33,381.43 : x
  2. Step 2: Convert to fraction form
    56,029.17/77,331.73 = 33,381.43/x
  3. Step 3: Cross multiply
    56,029.17x = 77,331.73 × 33,381.43
  4. Step 4: Simplify right side
    56,029.17x = 2,581,443,454.99
  5. Step 5: Solve for x
    x = 2,581,443,454.99/56,029.17
  6. Step 6: Final answer
    x = 46,073.21

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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.