Home / 107,829.12-148,808.76-60,082.50

Finding the Fourth Proportional to 107,829.12, 148,808.76 and 60,082.50

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Solution

The fourth proportional to 107,829.12, 148,808.76 and 60,082.50 is: 82,916.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,829.12 : 148,808.76 = 60,082.50 : x
  2. Step 2: Convert to fraction form
    107,829.12/148,808.76 = 60,082.50/x
  3. Step 3: Cross multiply
    107,829.12x = 148,808.76 × 60,082.50
  4. Step 4: Simplify right side
    107,829.12x = 8,940,802,322.70
  5. Step 5: Solve for x
    x = 8,940,802,322.70/107,829.12
  6. Step 6: Final answer
    x = 82,916.40

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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.