Home / 148,040.12-222,058.12-35,719.40

Finding the Fourth Proportional to 148,040.12, 222,058.12 and 35,719.40

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Solution

The fourth proportional to 148,040.12, 222,058.12 and 35,719.40 is: 53,578.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,040.12 : 222,058.12 = 35,719.40 : x
  2. Step 2: Convert to fraction form
    148,040.12/222,058.12 = 35,719.40/x
  3. Step 3: Cross multiply
    148,040.12x = 222,058.12 × 35,719.40
  4. Step 4: Simplify right side
    148,040.12x = 7,931,782,811.53
  5. Step 5: Solve for x
    x = 7,931,782,811.53/148,040.12
  6. Step 6: Final answer
    x = 53,578.60

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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.