Home / 88,350.48-121,877.19-52,515

Finding the Fourth Proportional to 88,350.48, 121,877.19 and 52,515

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Solution

The fourth proportional to 88,350.48, 121,877.19 and 52,515 is: 72,443.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,350.48 : 121,877.19 = 52,515 : x
  2. Step 2: Convert to fraction form
    88,350.48/121,877.19 = 52,515/x
  3. Step 3: Cross multiply
    88,350.48x = 121,877.19 × 52,515
  4. Step 4: Simplify right side
    88,350.48x = 6,400,380,632.85
  5. Step 5: Solve for x
    x = 6,400,380,632.85/88,350.48
  6. Step 6: Final answer
    x = 72,443.08

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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.