Home / 48,120.77-72,184.80-13,063.16

Finding the Fourth Proportional to 48,120.77, 72,184.80 and 13,063.16

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Solution

The fourth proportional to 48,120.77, 72,184.80 and 13,063.16 is: 19,595.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,120.77 : 72,184.80 = 13,063.16 : x
  2. Step 2: Convert to fraction form
    48,120.77/72,184.80 = 13,063.16/x
  3. Step 3: Cross multiply
    48,120.77x = 72,184.80 × 13,063.16
  4. Step 4: Simplify right side
    48,120.77x = 942,961,231.04
  5. Step 5: Solve for x
    x = 942,961,231.04/48,120.77
  6. Step 6: Final answer
    x = 19,595.72

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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.