Home / 57,152.23-85,735.64-17,711.71

Finding the Fourth Proportional to 57,152.23, 85,735.64 and 17,711.71

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Solution

The fourth proportional to 57,152.23, 85,735.64 and 17,711.71 is: 26,569.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,152.23 : 85,735.64 = 17,711.71 : x
  2. Step 2: Convert to fraction form
    57,152.23/85,735.64 = 17,711.71/x
  3. Step 3: Cross multiply
    57,152.23x = 85,735.64 × 17,711.71
  4. Step 4: Simplify right side
    57,152.23x = 1,518,524,703.79
  5. Step 5: Solve for x
    x = 1,518,524,703.79/57,152.23
  6. Step 6: Final answer
    x = 26,569.82

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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.