Home / 147,565.20-221,323.03-40,959.99

Finding the Fourth Proportional to 147,565.20, 221,323.03 and 40,959.99

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Solution

The fourth proportional to 147,565.20, 221,323.03 and 40,959.99 is: 61,433.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,565.20 : 221,323.03 = 40,959.99 : x
  2. Step 2: Convert to fraction form
    147,565.20/221,323.03 = 40,959.99/x
  3. Step 3: Cross multiply
    147,565.20x = 221,323.03 × 40,959.99
  4. Step 4: Simplify right side
    147,565.20x = 9,065,389,095.57
  5. Step 5: Solve for x
    x = 9,065,389,095.57/147,565.20
  6. Step 6: Final answer
    x = 61,433.11

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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.