Home / 40,300.60-55,598.90-23,301.74

Finding the Fourth Proportional to 40,300.60, 55,598.90 and 23,301.74

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Solution

The fourth proportional to 40,300.60, 55,598.90 and 23,301.74 is: 32,147.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,300.60 : 55,598.90 = 23,301.74 : x
  2. Step 2: Convert to fraction form
    40,300.60/55,598.90 = 23,301.74/x
  3. Step 3: Cross multiply
    40,300.60x = 55,598.90 × 23,301.74
  4. Step 4: Simplify right side
    40,300.60x = 1,295,551,112.09
  5. Step 5: Solve for x
    x = 1,295,551,112.09/40,300.60
  6. Step 6: Final answer
    x = 32,147.19

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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.