Home / 62,803.05-86,620.48-43,454.18

Finding the Fourth Proportional to 62,803.05, 86,620.48 and 43,454.18

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Solution

The fourth proportional to 62,803.05, 86,620.48 and 43,454.18 is: 59,933.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,803.05 : 86,620.48 = 43,454.18 : x
  2. Step 2: Convert to fraction form
    62,803.05/86,620.48 = 43,454.18/x
  3. Step 3: Cross multiply
    62,803.05x = 86,620.48 × 43,454.18
  4. Step 4: Simplify right side
    62,803.05x = 3,764,021,929.61
  5. Step 5: Solve for x
    x = 3,764,021,929.61/62,803.05
  6. Step 6: Final answer
    x = 59,933.74

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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.