Home / 38,188.40-57,003.57-35,374.48

Finding the Fourth Proportional to 38,188.40, 57,003.57 and 35,374.48

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Solution

The fourth proportional to 38,188.40, 57,003.57 and 35,374.48 is: 52,803.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,188.40 : 57,003.57 = 35,374.48 : x
  2. Step 2: Convert to fraction form
    38,188.40/57,003.57 = 35,374.48/x
  3. Step 3: Cross multiply
    38,188.40x = 57,003.57 × 35,374.48
  4. Step 4: Simplify right side
    38,188.40x = 2,016,471,646.89
  5. Step 5: Solve for x
    x = 2,016,471,646.89/38,188.40
  6. Step 6: Final answer
    x = 52,803.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.