Home / 48,348.12-72,529.10-21,360.52

Finding the Fourth Proportional to 48,348.12, 72,529.10 and 21,360.52

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Solution

The fourth proportional to 48,348.12, 72,529.10 and 21,360.52 is: 32,043.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,348.12 : 72,529.10 = 21,360.52 : x
  2. Step 2: Convert to fraction form
    48,348.12/72,529.10 = 21,360.52/x
  3. Step 3: Cross multiply
    48,348.12x = 72,529.10 × 21,360.52
  4. Step 4: Simplify right side
    48,348.12x = 1,549,259,291.13
  5. Step 5: Solve for x
    x = 1,549,259,291.13/48,348.12
  6. Step 6: Final answer
    x = 32,043.84

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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.