Home / 154,600.40-231,765.60-59,895.20

Finding the Fourth Proportional to 154,600.40, 231,765.60 and 59,895.20

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Solution

The fourth proportional to 154,600.40, 231,765.60 and 59,895.20 is: 89,790.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,600.40 : 231,765.60 = 59,895.20 : x
  2. Step 2: Convert to fraction form
    154,600.40/231,765.60 = 59,895.20/x
  3. Step 3: Cross multiply
    154,600.40x = 231,765.60 × 59,895.20
  4. Step 4: Simplify right side
    154,600.40x = 13,881,646,965.12
  5. Step 5: Solve for x
    x = 13,881,646,965.12/154,600.40
  6. Step 6: Final answer
    x = 89,790.50

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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.