Home / 165,182.40-227,988-108,599.04

Finding the Fourth Proportional to 165,182.40, 227,988 and 108,599.04

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Solution

The fourth proportional to 165,182.40, 227,988 and 108,599.04 is: 149,890.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,182.40 : 227,988 = 108,599.04 : x
  2. Step 2: Convert to fraction form
    165,182.40/227,988 = 108,599.04/x
  3. Step 3: Cross multiply
    165,182.40x = 227,988 × 108,599.04
  4. Step 4: Simplify right side
    165,182.40x = 24,759,277,931.52
  5. Step 5: Solve for x
    x = 24,759,277,931.52/165,182.40
  6. Step 6: Final answer
    x = 149,890.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.