Home / 56,891.54-85,327.86-17,438.06

Finding the Fourth Proportional to 56,891.54, 85,327.86 and 17,438.06

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Solution

The fourth proportional to 56,891.54, 85,327.86 and 17,438.06 is: 26,154.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,891.54 : 85,327.86 = 17,438.06 : x
  2. Step 2: Convert to fraction form
    56,891.54/85,327.86 = 17,438.06/x
  3. Step 3: Cross multiply
    56,891.54x = 85,327.86 × 17,438.06
  4. Step 4: Simplify right side
    56,891.54x = 1,487,952,342.35
  5. Step 5: Solve for x
    x = 1,487,952,342.35/56,891.54
  6. Step 6: Final answer
    x = 26,154.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.