Home / 88,616.84-122,269.40-54,152.75

Finding the Fourth Proportional to 88,616.84, 122,269.40 and 54,152.75

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Solution

The fourth proportional to 88,616.84, 122,269.40 and 54,152.75 is: 74,717.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,616.84 : 122,269.40 = 54,152.75 : x
  2. Step 2: Convert to fraction form
    88,616.84/122,269.40 = 54,152.75/x
  3. Step 3: Cross multiply
    88,616.84x = 122,269.40 × 54,152.75
  4. Step 4: Simplify right side
    88,616.84x = 6,621,224,488.83
  5. Step 5: Solve for x
    x = 6,621,224,488.83/88,616.84
  6. Step 6: Final answer
    x = 74,717.46

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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.