Home / 48,628.30-72,944.07-13,565.02

Finding the Fourth Proportional to 48,628.30, 72,944.07 and 13,565.02

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Solution

The fourth proportional to 48,628.30, 72,944.07 and 13,565.02 is: 20,347.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,628.30 : 72,944.07 = 13,565.02 : x
  2. Step 2: Convert to fraction form
    48,628.30/72,944.07 = 13,565.02/x
  3. Step 3: Cross multiply
    48,628.30x = 72,944.07 × 13,565.02
  4. Step 4: Simplify right side
    48,628.30x = 989,487,768.43
  5. Step 5: Solve for x
    x = 989,487,768.43/48,628.30
  6. Step 6: Final answer
    x = 20,347.98

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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.