Home / 109,526.20-164,634.90-101,231.80

Finding the Fourth Proportional to 109,526.20, 164,634.90 and 101,231.80

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Solution

The fourth proportional to 109,526.20, 164,634.90 and 101,231.80 is: 152,167.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,526.20 : 164,634.90 = 101,231.80 : x
  2. Step 2: Convert to fraction form
    109,526.20/164,634.90 = 101,231.80/x
  3. Step 3: Cross multiply
    109,526.20x = 164,634.90 × 101,231.80
  4. Step 4: Simplify right side
    109,526.20x = 16,666,287,269.82
  5. Step 5: Solve for x
    x = 16,666,287,269.82/109,526.20
  6. Step 6: Final answer
    x = 152,167.13

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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.