Home / 74,473.15-111,709.73-44,981.95

Finding the Fourth Proportional to 74,473.15, 111,709.73 and 44,981.95

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Solution

The fourth proportional to 74,473.15, 111,709.73 and 44,981.95 is: 67,472.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,473.15 : 111,709.73 = 44,981.95 : x
  2. Step 2: Convert to fraction form
    74,473.15/111,709.73 = 44,981.95/x
  3. Step 3: Cross multiply
    74,473.15x = 111,709.73 × 44,981.95
  4. Step 4: Simplify right side
    74,473.15x = 5,024,921,264.46
  5. Step 5: Solve for x
    x = 5,024,921,264.46/74,473.15
  6. Step 6: Final answer
    x = 67,472.93

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.