Home / 40,359.06-55,679.40-26,017.20

Finding the Fourth Proportional to 40,359.06, 55,679.40 and 26,017.20

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Solution

The fourth proportional to 40,359.06, 55,679.40 and 26,017.20 is: 35,893.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,359.06 : 55,679.40 = 26,017.20 : x
  2. Step 2: Convert to fraction form
    40,359.06/55,679.40 = 26,017.20/x
  3. Step 3: Cross multiply
    40,359.06x = 55,679.40 × 26,017.20
  4. Step 4: Simplify right side
    40,359.06x = 1,448,622,085.68
  5. Step 5: Solve for x
    x = 1,448,622,085.68/40,359.06
  6. Step 6: Final answer
    x = 35,893.36

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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.