Home / 99,586.62-137,427.93-54,265.19

Finding the Fourth Proportional to 99,586.62, 137,427.93 and 54,265.19

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Solution

The fourth proportional to 99,586.62, 137,427.93 and 54,265.19 is: 74,885.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,586.62 : 137,427.93 = 54,265.19 : x
  2. Step 2: Convert to fraction form
    99,586.62/137,427.93 = 54,265.19/x
  3. Step 3: Cross multiply
    99,586.62x = 137,427.93 × 54,265.19
  4. Step 4: Simplify right side
    99,586.62x = 7,457,552,045.62
  5. Step 5: Solve for x
    x = 7,457,552,045.62/99,586.62
  6. Step 6: Final answer
    x = 74,885.08

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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.