Home / 117,530.30-176,258.10-38,626.04

Finding the Fourth Proportional to 117,530.30, 176,258.10 and 38,626.04

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Solution

The fourth proportional to 117,530.30, 176,258.10 and 38,626.04 is: 57,926.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,530.30 : 176,258.10 = 38,626.04 : x
  2. Step 2: Convert to fraction form
    117,530.30/176,258.10 = 38,626.04/x
  3. Step 3: Cross multiply
    117,530.30x = 176,258.10 × 38,626.04
  4. Step 4: Simplify right side
    117,530.30x = 6,808,152,420.92
  5. Step 5: Solve for x
    x = 6,808,152,420.92/117,530.30
  6. Step 6: Final answer
    x = 57,926.79

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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.