Home / 111,925.40-154,456.11-60,938.02

Finding the Fourth Proportional to 111,925.40, 154,456.11 and 60,938.02

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Solution

The fourth proportional to 111,925.40, 154,456.11 and 60,938.02 is: 84,093.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,925.40 : 154,456.11 = 60,938.02 : x
  2. Step 2: Convert to fraction form
    111,925.40/154,456.11 = 60,938.02/x
  3. Step 3: Cross multiply
    111,925.40x = 154,456.11 × 60,938.02
  4. Step 4: Simplify right side
    111,925.40x = 9,412,249,520.30
  5. Step 5: Solve for x
    x = 9,412,249,520.30/111,925.40
  6. Step 6: Final answer
    x = 84,093.95

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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.