Home / 109,532.20-164,643.90-101,237.80

Finding the Fourth Proportional to 109,532.20, 164,643.90 and 101,237.80

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Solution

The fourth proportional to 109,532.20, 164,643.90 and 101,237.80 is: 152,176.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,532.20 : 164,643.90 = 101,237.80 : x
  2. Step 2: Convert to fraction form
    109,532.20/164,643.90 = 101,237.80/x
  3. Step 3: Cross multiply
    109,532.20x = 164,643.90 × 101,237.80
  4. Step 4: Simplify right side
    109,532.20x = 16,668,186,219.42
  5. Step 5: Solve for x
    x = 16,668,186,219.42/109,532.20
  6. Step 6: Final answer
    x = 152,176.13

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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.