Home / 37,129.98-51,245.80-28,162.46

Finding the Fourth Proportional to 37,129.98, 51,245.80 and 28,162.46

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Solution

The fourth proportional to 37,129.98, 51,245.80 and 28,162.46 is: 38,869.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,129.98 : 51,245.80 = 28,162.46 : x
  2. Step 2: Convert to fraction form
    37,129.98/51,245.80 = 28,162.46/x
  3. Step 3: Cross multiply
    37,129.98x = 51,245.80 × 28,162.46
  4. Step 4: Simplify right side
    37,129.98x = 1,443,207,792.67
  5. Step 5: Solve for x
    x = 1,443,207,792.67/37,129.98
  6. Step 6: Final answer
    x = 38,869.07

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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.