Home / 172,488.60-237,933.38-112,099.47

Finding the Fourth Proportional to 172,488.60, 237,933.38 and 112,099.47

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Solution

The fourth proportional to 172,488.60, 237,933.38 and 112,099.47 is: 154,631.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,488.60 : 237,933.38 = 112,099.47 : x
  2. Step 2: Convert to fraction form
    172,488.60/237,933.38 = 112,099.47/x
  3. Step 3: Cross multiply
    172,488.60x = 237,933.38 × 112,099.47
  4. Step 4: Simplify right side
    172,488.60x = 26,672,205,968.72
  5. Step 5: Solve for x
    x = 26,672,205,968.72/172,488.60
  6. Step 6: Final answer
    x = 154,631.70

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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.