Home / 48,525.48-72,788.20-13,465.13

Finding the Fourth Proportional to 48,525.48, 72,788.20 and 13,465.13

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Solution

The fourth proportional to 48,525.48, 72,788.20 and 13,465.13 is: 20,197.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,525.48 : 72,788.20 = 13,465.13 : x
  2. Step 2: Convert to fraction form
    48,525.48/72,788.20 = 13,465.13/x
  3. Step 3: Cross multiply
    48,525.48x = 72,788.20 × 13,465.13
  4. Step 4: Simplify right side
    48,525.48x = 980,102,177.86
  5. Step 5: Solve for x
    x = 980,102,177.86/48,525.48
  6. Step 6: Final answer
    x = 20,197.68

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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.