Home / 102,315.28-153,458.32-32,192.76

Finding the Fourth Proportional to 102,315.28, 153,458.32 and 32,192.76

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Solution

The fourth proportional to 102,315.28, 153,458.32 and 32,192.76 is: 48,284.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,315.28 : 153,458.32 = 32,192.76 : x
  2. Step 2: Convert to fraction form
    102,315.28/153,458.32 = 32,192.76/x
  3. Step 3: Cross multiply
    102,315.28x = 153,458.32 × 32,192.76
  4. Step 4: Simplify right side
    102,315.28x = 4,940,246,865.76
  5. Step 5: Solve for x
    x = 4,940,246,865.76/102,315.28
  6. Step 6: Final answer
    x = 48,284.55

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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.