Home / 154,938.15-232,352.55-55,101.60

Finding the Fourth Proportional to 154,938.15, 232,352.55 and 55,101.60

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Solution

The fourth proportional to 154,938.15, 232,352.55 and 55,101.60 is: 82,632.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,938.15 : 232,352.55 = 55,101.60 : x
  2. Step 2: Convert to fraction form
    154,938.15/232,352.55 = 55,101.60/x
  3. Step 3: Cross multiply
    154,938.15x = 232,352.55 × 55,101.60
  4. Step 4: Simplify right side
    154,938.15x = 12,802,997,269.08
  5. Step 5: Solve for x
    x = 12,802,997,269.08/154,938.15
  6. Step 6: Final answer
    x = 82,632.96

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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.