Home / 80,424.24-110,980.44-48,574.32

Finding the Fourth Proportional to 80,424.24, 110,980.44 and 48,574.32

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Solution

The fourth proportional to 80,424.24, 110,980.44 and 48,574.32 is: 67,029.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,424.24 : 110,980.44 = 48,574.32 : x
  2. Step 2: Convert to fraction form
    80,424.24/110,980.44 = 48,574.32/x
  3. Step 3: Cross multiply
    80,424.24x = 110,980.44 × 48,574.32
  4. Step 4: Simplify right side
    80,424.24x = 5,390,799,406.30
  5. Step 5: Solve for x
    x = 5,390,799,406.30/80,424.24
  6. Step 6: Final answer
    x = 67,029.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.