Home / 109,246.23-163,869.86-38,168.56

Finding the Fourth Proportional to 109,246.23, 163,869.86 and 38,168.56

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Solution

The fourth proportional to 109,246.23, 163,869.86 and 38,168.56 is: 57,253.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,246.23 : 163,869.86 = 38,168.56 : x
  2. Step 2: Convert to fraction form
    109,246.23/163,869.86 = 38,168.56/x
  3. Step 3: Cross multiply
    109,246.23x = 163,869.86 × 38,168.56
  4. Step 4: Simplify right side
    109,246.23x = 6,254,676,583.60
  5. Step 5: Solve for x
    x = 6,254,676,583.60/109,246.23
  6. Step 6: Final answer
    x = 57,253.02

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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.