Home / 40,080.96-55,301.77-25,916.76

Finding the Fourth Proportional to 40,080.96, 55,301.77 and 25,916.76

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Solution

The fourth proportional to 40,080.96, 55,301.77 and 25,916.76 is: 35,758.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,080.96 : 55,301.77 = 25,916.76 : x
  2. Step 2: Convert to fraction form
    40,080.96/55,301.77 = 25,916.76/x
  3. Step 3: Cross multiply
    40,080.96x = 55,301.77 × 25,916.76
  4. Step 4: Simplify right side
    40,080.96x = 1,433,242,700.67
  5. Step 5: Solve for x
    x = 1,433,242,700.67/40,080.96
  6. Step 6: Final answer
    x = 35,758.69

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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.