Home / 69,407.47-104,111.17-22,660.35

Finding the Fourth Proportional to 69,407.47, 104,111.17 and 22,660.35

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Solution

The fourth proportional to 69,407.47, 104,111.17 and 22,660.35 is: 33,990.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,407.47 : 104,111.17 = 22,660.35 : x
  2. Step 2: Convert to fraction form
    69,407.47/104,111.17 = 22,660.35/x
  3. Step 3: Cross multiply
    69,407.47x = 104,111.17 × 22,660.35
  4. Step 4: Simplify right side
    69,407.47x = 2,359,195,551.11
  5. Step 5: Solve for x
    x = 2,359,195,551.11/69,407.47
  6. Step 6: Final answer
    x = 33,990.51

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1.5x scale

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.