Home / 37,539.96-51,687.12-31,862.88

Finding the Fourth Proportional to 37,539.96, 51,687.12 and 31,862.88

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Solution

The fourth proportional to 37,539.96, 51,687.12 and 31,862.88 is: 43,870.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,539.96 : 51,687.12 = 31,862.88 : x
  2. Step 2: Convert to fraction form
    37,539.96/51,687.12 = 31,862.88/x
  3. Step 3: Cross multiply
    37,539.96x = 51,687.12 × 31,862.88
  4. Step 4: Simplify right side
    37,539.96x = 1,646,900,502.11
  5. Step 5: Solve for x
    x = 1,646,900,502.11/37,539.96
  6. Step 6: Final answer
    x = 43,870.60

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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.