Home / 56,854.50-85,301.42-19,440.91

Finding the Fourth Proportional to 56,854.50, 85,301.42 and 19,440.91

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Solution

The fourth proportional to 56,854.50, 85,301.42 and 19,440.91 is: 29,168.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,854.50 : 85,301.42 = 19,440.91 : x
  2. Step 2: Convert to fraction form
    56,854.50/85,301.42 = 19,440.91/x
  3. Step 3: Cross multiply
    56,854.50x = 85,301.42 × 19,440.91
  4. Step 4: Simplify right side
    56,854.50x = 1,658,336,705.38
  5. Step 5: Solve for x
    x = 1,658,336,705.38/56,854.50
  6. Step 6: Final answer
    x = 29,168.08

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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.