Home / 48,120.99-72,188.28-14,843.76

Finding the Fourth Proportional to 48,120.99, 72,188.28 and 14,843.76

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Solution

The fourth proportional to 48,120.99, 72,188.28 and 14,843.76 is: 22,267.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,120.99 : 72,188.28 = 14,843.76 : x
  2. Step 2: Convert to fraction form
    48,120.99/72,188.28 = 14,843.76/x
  3. Step 3: Cross multiply
    48,120.99x = 72,188.28 × 14,843.76
  4. Step 4: Simplify right side
    48,120.99x = 1,071,545,503.13
  5. Step 5: Solve for x
    x = 1,071,545,503.13/48,120.99
  6. Step 6: Final answer
    x = 22,267.74

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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.