Home / 40,585.26-55,971.39-25,479.32

Finding the Fourth Proportional to 40,585.26, 55,971.39 and 25,479.32

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Solution

The fourth proportional to 40,585.26, 55,971.39 and 25,479.32 is: 35,138.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,585.26 : 55,971.39 = 25,479.32 : x
  2. Step 2: Convert to fraction form
    40,585.26/55,971.39 = 25,479.32/x
  3. Step 3: Cross multiply
    40,585.26x = 55,971.39 × 25,479.32
  4. Step 4: Simplify right side
    40,585.26x = 1,426,113,096.58
  5. Step 5: Solve for x
    x = 1,426,113,096.58/40,585.26
  6. Step 6: Final answer
    x = 35,138.70

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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.