Home / 86,058.05-128,900.14-41,591.55

Finding the Fourth Proportional to 86,058.05, 128,900.14 and 41,591.55

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Solution

The fourth proportional to 86,058.05, 128,900.14 and 41,591.55 is: 62,296.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,058.05 : 128,900.14 = 41,591.55 : x
  2. Step 2: Convert to fraction form
    86,058.05/128,900.14 = 41,591.55/x
  3. Step 3: Cross multiply
    86,058.05x = 128,900.14 × 41,591.55
  4. Step 4: Simplify right side
    86,058.05x = 5,361,156,617.82
  5. Step 5: Solve for x
    x = 5,361,156,617.82/86,058.05
  6. Step 6: Final answer
    x = 62,296.98

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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.