Home / 42,026.40-57,999.60-24,127.20

Finding the Fourth Proportional to 42,026.40, 57,999.60 and 24,127.20

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Solution

The fourth proportional to 42,026.40, 57,999.60 and 24,127.20 is: 33,297.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,026.40 : 57,999.60 = 24,127.20 : x
  2. Step 2: Convert to fraction form
    42,026.40/57,999.60 = 24,127.20/x
  3. Step 3: Cross multiply
    42,026.40x = 57,999.60 × 24,127.20
  4. Step 4: Simplify right side
    42,026.40x = 1,399,367,949.12
  5. Step 5: Solve for x
    x = 1,399,367,949.12/42,026.40
  6. Step 6: Final answer
    x = 33,297.35

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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.