Home / 86,353.06-129,495.57-41,966.68

Finding the Fourth Proportional to 86,353.06, 129,495.57 and 41,966.68

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Solution

The fourth proportional to 86,353.06, 129,495.57 and 41,966.68 is: 62,933.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,353.06 : 129,495.57 = 41,966.68 : x
  2. Step 2: Convert to fraction form
    86,353.06/129,495.57 = 41,966.68/x
  3. Step 3: Cross multiply
    86,353.06x = 129,495.57 × 41,966.68
  4. Step 4: Simplify right side
    86,353.06x = 5,434,499,147.61
  5. Step 5: Solve for x
    x = 5,434,499,147.61/86,353.06
  6. Step 6: Final answer
    x = 62,933.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.