Home / 55,144.19-82,689.26-23,117.20

Finding the Fourth Proportional to 55,144.19, 82,689.26 and 23,117.20

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Solution

The fourth proportional to 55,144.19, 82,689.26 and 23,117.20 is: 34,664.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,144.19 : 82,689.26 = 23,117.20 : x
  2. Step 2: Convert to fraction form
    55,144.19/82,689.26 = 23,117.20/x
  3. Step 3: Cross multiply
    55,144.19x = 82,689.26 × 23,117.20
  4. Step 4: Simplify right side
    55,144.19x = 1,911,543,838.96
  5. Step 5: Solve for x
    x = 1,911,543,838.96/55,144.19
  6. Step 6: Final answer
    x = 34,664.46

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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.