Home / 62,841.45-86,722.67-34,162.74

Finding the Fourth Proportional to 62,841.45, 86,722.67 and 34,162.74

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Solution

The fourth proportional to 62,841.45, 86,722.67 and 34,162.74 is: 47,145.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,841.45 : 86,722.67 = 34,162.74 : x
  2. Step 2: Convert to fraction form
    62,841.45/86,722.67 = 34,162.74/x
  3. Step 3: Cross multiply
    62,841.45x = 86,722.67 × 34,162.74
  4. Step 4: Simplify right side
    62,841.45x = 2,962,684,027.32
  5. Step 5: Solve for x
    x = 2,962,684,027.32/62,841.45
  6. Step 6: Final answer
    x = 47,145.38

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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.