Home / 48,246.60-72,442.62-39,401.40

Finding the Fourth Proportional to 48,246.60, 72,442.62 and 39,401.40

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Solution

The fourth proportional to 48,246.60, 72,442.62 and 39,401.40 is: 59,161.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,246.60 : 72,442.62 = 39,401.40 : x
  2. Step 2: Convert to fraction form
    48,246.60/72,442.62 = 39,401.40/x
  3. Step 3: Cross multiply
    48,246.60x = 72,442.62 × 39,401.40
  4. Step 4: Simplify right side
    48,246.60x = 2,854,340,647.67
  5. Step 5: Solve for x
    x = 2,854,340,647.67/48,246.60
  6. Step 6: Final answer
    x = 59,161.49

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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.