Home / 83,320.98-114,863.34-59,406.13

Finding the Fourth Proportional to 83,320.98, 114,863.34 and 59,406.13

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Solution

The fourth proportional to 83,320.98, 114,863.34 and 59,406.13 is: 81,895.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,320.98 : 114,863.34 = 59,406.13 : x
  2. Step 2: Convert to fraction form
    83,320.98/114,863.34 = 59,406.13/x
  3. Step 3: Cross multiply
    83,320.98x = 114,863.34 × 59,406.13
  4. Step 4: Simplify right side
    83,320.98x = 6,823,586,540.47
  5. Step 5: Solve for x
    x = 6,823,586,540.47/83,320.98
  6. Step 6: Final answer
    x = 81,895.18

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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.