Home / 48,117.32-72,155.34-16,530.56

Finding the Fourth Proportional to 48,117.32, 72,155.34 and 16,530.56

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Solution

The fourth proportional to 48,117.32, 72,155.34 and 16,530.56 is: 24,788.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,117.32 : 72,155.34 = 16,530.56 : x
  2. Step 2: Convert to fraction form
    48,117.32/72,155.34 = 16,530.56/x
  3. Step 3: Cross multiply
    48,117.32x = 72,155.34 × 16,530.56
  4. Step 4: Simplify right side
    48,117.32x = 1,192,767,816.41
  5. Step 5: Solve for x
    x = 1,192,767,816.41/48,117.32
  6. Step 6: Final answer
    x = 24,788.74

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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.