Home / 71,927.76-99,260.34-40,095.99

Finding the Fourth Proportional to 71,927.76, 99,260.34 and 40,095.99

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Solution

The fourth proportional to 71,927.76, 99,260.34 and 40,095.99 is: 55,332.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,927.76 : 99,260.34 = 40,095.99 : x
  2. Step 2: Convert to fraction form
    71,927.76/99,260.34 = 40,095.99/x
  3. Step 3: Cross multiply
    71,927.76x = 99,260.34 × 40,095.99
  4. Step 4: Simplify right side
    71,927.76x = 3,979,941,600.04
  5. Step 5: Solve for x
    x = 3,979,941,600.04/71,927.76
  6. Step 6: Final answer
    x = 55,332.48

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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.