Home / 112,424.10-168,830.55-108,924.90

Finding the Fourth Proportional to 112,424.10, 168,830.55 and 108,924.90

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Solution

The fourth proportional to 112,424.10, 168,830.55 and 108,924.90 is: 163,575.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,424.10 : 168,830.55 = 108,924.90 : x
  2. Step 2: Convert to fraction form
    112,424.10/168,830.55 = 108,924.90/x
  3. Step 3: Cross multiply
    112,424.10x = 168,830.55 × 108,924.90
  4. Step 4: Simplify right side
    112,424.10x = 18,389,850,775.70
  5. Step 5: Solve for x
    x = 18,389,850,775.70/112,424.10
  6. Step 6: Final answer
    x = 163,575.70

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1.5x scale

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.