Home / 109,632.20-164,347.50-39,494.36

Finding the Fourth Proportional to 109,632.20, 164,347.50 and 39,494.36

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Solution

The fourth proportional to 109,632.20, 164,347.50 and 39,494.36 is: 59,205.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,632.20 : 164,347.50 = 39,494.36 : x
  2. Step 2: Convert to fraction form
    109,632.20/164,347.50 = 39,494.36/x
  3. Step 3: Cross multiply
    109,632.20x = 164,347.50 × 39,494.36
  4. Step 4: Simplify right side
    109,632.20x = 6,490,799,330.10
  5. Step 5: Solve for x
    x = 6,490,799,330.10/109,632.20
  6. Step 6: Final answer
    x = 59,205.23

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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.