Home / 48,019.80-66,275.10-29,166.60

Finding the Fourth Proportional to 48,019.80, 66,275.10 and 29,166.60

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Solution

The fourth proportional to 48,019.80, 66,275.10 and 29,166.60 is: 40,254.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,019.80 : 66,275.10 = 29,166.60 : x
  2. Step 2: Convert to fraction form
    48,019.80/66,275.10 = 29,166.60/x
  3. Step 3: Cross multiply
    48,019.80x = 66,275.10 × 29,166.60
  4. Step 4: Simplify right side
    48,019.80x = 1,933,019,331.66
  5. Step 5: Solve for x
    x = 1,933,019,331.66/48,019.80
  6. Step 6: Final answer
    x = 40,254.63

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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.