Home / 109,089.40-163,634.10-62,433.40

Finding the Fourth Proportional to 109,089.40, 163,634.10 and 62,433.40

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Solution

The fourth proportional to 109,089.40, 163,634.10 and 62,433.40 is: 93,650.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,089.40 : 163,634.10 = 62,433.40 : x
  2. Step 2: Convert to fraction form
    109,089.40/163,634.10 = 62,433.40/x
  3. Step 3: Cross multiply
    109,089.40x = 163,634.10 × 62,433.40
  4. Step 4: Simplify right side
    109,089.40x = 10,216,233,218.94
  5. Step 5: Solve for x
    x = 10,216,233,218.94/109,089.40
  6. Step 6: Final answer
    x = 93,650.10

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Similar ratio
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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.