Home / 113,360.20-170,040.30-103,251.40

Finding the Fourth Proportional to 113,360.20, 170,040.30 and 103,251.40

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Solution

The fourth proportional to 113,360.20, 170,040.30 and 103,251.40 is: 154,877.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,360.20 : 170,040.30 = 103,251.40 : x
  2. Step 2: Convert to fraction form
    113,360.20/170,040.30 = 103,251.40/x
  3. Step 3: Cross multiply
    113,360.20x = 170,040.30 × 103,251.40
  4. Step 4: Simplify right side
    113,360.20x = 17,556,899,031.42
  5. Step 5: Solve for x
    x = 17,556,899,031.42/113,360.20
  6. Step 6: Final answer
    x = 154,877.10

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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.