Home / 45,335.22-68,002.76-12,055.30

Finding the Fourth Proportional to 45,335.22, 68,002.76 and 12,055.30

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Solution

The fourth proportional to 45,335.22, 68,002.76 and 12,055.30 is: 18,082.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,335.22 : 68,002.76 = 12,055.30 : x
  2. Step 2: Convert to fraction form
    45,335.22/68,002.76 = 12,055.30/x
  3. Step 3: Cross multiply
    45,335.22x = 68,002.76 × 12,055.30
  4. Step 4: Simplify right side
    45,335.22x = 819,793,672.63
  5. Step 5: Solve for x
    x = 819,793,672.63/45,335.22
  6. Step 6: Final answer
    x = 18,082.93

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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.