Home / 99,588.93-137,422.87-58,752.19

Finding the Fourth Proportional to 99,588.93, 137,422.87 and 58,752.19

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Solution

The fourth proportional to 99,588.93, 137,422.87 and 58,752.19 is: 81,072.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,588.93 : 137,422.87 = 58,752.19 : x
  2. Step 2: Convert to fraction form
    99,588.93/137,422.87 = 58,752.19/x
  3. Step 3: Cross multiply
    99,588.93x = 137,422.87 × 58,752.19
  4. Step 4: Simplify right side
    99,588.93x = 8,073,894,568.59
  5. Step 5: Solve for x
    x = 8,073,894,568.59/99,588.93
  6. Step 6: Final answer
    x = 81,072.21

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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.