Home / 51,444.08-71,000.40-31,297.06

Finding the Fourth Proportional to 51,444.08, 71,000.40 and 31,297.06

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Solution

The fourth proportional to 51,444.08, 71,000.40 and 31,297.06 is: 43,194.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,444.08 : 71,000.40 = 31,297.06 : x
  2. Step 2: Convert to fraction form
    51,444.08/71,000.40 = 31,297.06/x
  3. Step 3: Cross multiply
    51,444.08x = 71,000.40 × 31,297.06
  4. Step 4: Simplify right side
    51,444.08x = 2,222,103,778.82
  5. Step 5: Solve for x
    x = 2,222,103,778.82/51,444.08
  6. Step 6: Final answer
    x = 43,194.55

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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.