Home / 45,841.20-68,729.40-17,750.40

Finding the Fourth Proportional to 45,841.20, 68,729.40 and 17,750.40

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Solution

The fourth proportional to 45,841.20, 68,729.40 and 17,750.40 is: 26,613.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,841.20 : 68,729.40 = 17,750.40 : x
  2. Step 2: Convert to fraction form
    45,841.20/68,729.40 = 17,750.40/x
  3. Step 3: Cross multiply
    45,841.20x = 68,729.40 × 17,750.40
  4. Step 4: Simplify right side
    45,841.20x = 1,219,974,341.76
  5. Step 5: Solve for x
    x = 1,219,974,341.76/45,841.20
  6. Step 6: Final answer
    x = 26,613.05

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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.