Home / 111,592.91-154,025.04-63,873.95

Finding the Fourth Proportional to 111,592.91, 154,025.04 and 63,873.95

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Solution

The fourth proportional to 111,592.91, 154,025.04 and 63,873.95 is: 88,161.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,592.91 : 154,025.04 = 63,873.95 : x
  2. Step 2: Convert to fraction form
    111,592.91/154,025.04 = 63,873.95/x
  3. Step 3: Cross multiply
    111,592.91x = 154,025.04 × 63,873.95
  4. Step 4: Simplify right side
    111,592.91x = 9,838,187,703.71
  5. Step 5: Solve for x
    x = 9,838,187,703.71/111,592.91
  6. Step 6: Final answer
    x = 88,161.40

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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.