Home / 41,427.02-57,170.40-22,565.36

Finding the Fourth Proportional to 41,427.02, 57,170.40 and 22,565.36

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Solution

The fourth proportional to 41,427.02, 57,170.40 and 22,565.36 is: 31,140.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,427.02 : 57,170.40 = 22,565.36 : x
  2. Step 2: Convert to fraction form
    41,427.02/57,170.40 = 22,565.36/x
  3. Step 3: Cross multiply
    41,427.02x = 57,170.40 × 22,565.36
  4. Step 4: Simplify right side
    41,427.02x = 1,290,070,657.34
  5. Step 5: Solve for x
    x = 1,290,070,657.34/41,427.02
  6. Step 6: Final answer
    x = 31,140.80

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Double scale
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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.