Home / 99,586.04-137,426.98-54,264.38

Finding the Fourth Proportional to 99,586.04, 137,426.98 and 54,264.38

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Solution

The fourth proportional to 99,586.04, 137,426.98 and 54,264.38 is: 74,883.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,586.04 : 137,426.98 = 54,264.38 : x
  2. Step 2: Convert to fraction form
    99,586.04/137,426.98 = 54,264.38/x
  3. Step 3: Cross multiply
    99,586.04x = 137,426.98 × 54,264.38
  4. Step 4: Simplify right side
    99,586.04x = 7,457,389,864.97
  5. Step 5: Solve for x
    x = 7,457,389,864.97/99,586.04
  6. Step 6: Final answer
    x = 74,883.89

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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.