Home / 100,823.95-151,161.72-34,246.18

Finding the Fourth Proportional to 100,823.95, 151,161.72 and 34,246.18

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Solution

The fourth proportional to 100,823.95, 151,161.72 and 34,246.18 is: 51,344.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,823.95 : 151,161.72 = 34,246.18 : x
  2. Step 2: Convert to fraction form
    100,823.95/151,161.72 = 34,246.18/x
  3. Step 3: Cross multiply
    100,823.95x = 151,161.72 × 34,246.18
  4. Step 4: Simplify right side
    100,823.95x = 5,176,711,472.23
  5. Step 5: Solve for x
    x = 5,176,711,472.23/100,823.95
  6. Step 6: Final answer
    x = 51,344.07

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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.