Home / 40,531.64-55,889.58-26,358.20

Finding the Fourth Proportional to 40,531.64, 55,889.58 and 26,358.20

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Solution

The fourth proportional to 40,531.64, 55,889.58 and 26,358.20 is: 36,345.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,531.64 : 55,889.58 = 26,358.20 : x
  2. Step 2: Convert to fraction form
    40,531.64/55,889.58 = 26,358.20/x
  3. Step 3: Cross multiply
    40,531.64x = 55,889.58 × 26,358.20
  4. Step 4: Simplify right side
    40,531.64x = 1,473,148,727.56
  5. Step 5: Solve for x
    x = 1,473,148,727.56/40,531.64
  6. Step 6: Final answer
    x = 36,345.65

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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.