Home / 25,599.30-38,398.97-8,070.50

Finding the Fourth Proportional to 25,599.30, 38,398.97 and 8,070.50

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Solution

The fourth proportional to 25,599.30, 38,398.97 and 8,070.50 is: 12,105.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,599.30 : 38,398.97 = 8,070.50 : x
  2. Step 2: Convert to fraction form
    25,599.30/38,398.97 = 8,070.50/x
  3. Step 3: Cross multiply
    25,599.30x = 38,398.97 × 8,070.50
  4. Step 4: Simplify right side
    25,599.30x = 309,898,655.04
  5. Step 5: Solve for x
    x = 309,898,655.04/25,599.30
  6. Step 6: Final answer
    x = 12,105.75

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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.