Home / 48,365.44-66,727.20-31,608.16

Finding the Fourth Proportional to 48,365.44, 66,727.20 and 31,608.16

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Solution

The fourth proportional to 48,365.44, 66,727.20 and 31,608.16 is: 43,608.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,365.44 : 66,727.20 = 31,608.16 : x
  2. Step 2: Convert to fraction form
    48,365.44/66,727.20 = 31,608.16/x
  3. Step 3: Cross multiply
    48,365.44x = 66,727.20 × 31,608.16
  4. Step 4: Simplify right side
    48,365.44x = 2,109,124,013.95
  5. Step 5: Solve for x
    x = 2,109,124,013.95/48,365.44
  6. Step 6: Final answer
    x = 43,608.08

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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.