Home / 30,625.20-45,948.60-29,545.20

Finding the Fourth Proportional to 30,625.20, 45,948.60 and 29,545.20

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Solution

The fourth proportional to 30,625.20, 45,948.60 and 29,545.20 is: 44,328.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,625.20 : 45,948.60 = 29,545.20 : x
  2. Step 2: Convert to fraction form
    30,625.20/45,948.60 = 29,545.20/x
  3. Step 3: Cross multiply
    30,625.20x = 45,948.60 × 29,545.20
  4. Step 4: Simplify right side
    30,625.20x = 1,357,560,576.72
  5. Step 5: Solve for x
    x = 1,357,560,576.72/30,625.20
  6. Step 6: Final answer
    x = 44,328.22

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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.