Home / 80,925.89-121,403.61-24,765.35

Finding the Fourth Proportional to 80,925.89, 121,403.61 and 24,765.35

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Solution

The fourth proportional to 80,925.89, 121,403.61 and 24,765.35 is: 37,152.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,925.89 : 121,403.61 = 24,765.35 : x
  2. Step 2: Convert to fraction form
    80,925.89/121,403.61 = 24,765.35/x
  3. Step 3: Cross multiply
    80,925.89x = 121,403.61 × 24,765.35
  4. Step 4: Simplify right side
    80,925.89x = 3,006,602,285.90
  5. Step 5: Solve for x
    x = 3,006,602,285.90/80,925.89
  6. Step 6: Final answer
    x = 37,152.54

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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.