Home / 88,327.10-121,890.20-48,040.00

Finding the Fourth Proportional to 88,327.10, 121,890.20 and 48,040.00

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Solution

The fourth proportional to 88,327.10, 121,890.20 and 48,040.00 is: 66,294.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,327.10 : 121,890.20 = 48,040.00 : x
  2. Step 2: Convert to fraction form
    88,327.10/121,890.20 = 48,040.00/x
  3. Step 3: Cross multiply
    88,327.10x = 121,890.20 × 48,040.00
  4. Step 4: Simplify right side
    88,327.10x = 5,855,604,663.07
  5. Step 5: Solve for x
    x = 5,855,604,663.07/88,327.10
  6. Step 6: Final answer
    x = 66,294.54

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.