Home / 88,631.62-122,312.03-48,346.25

Finding the Fourth Proportional to 88,631.62, 122,312.03 and 48,346.25

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Solution

The fourth proportional to 88,631.62, 122,312.03 and 48,346.25 is: 66,718.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,631.62 : 122,312.03 = 48,346.25 : x
  2. Step 2: Convert to fraction form
    88,631.62/122,312.03 = 48,346.25/x
  3. Step 3: Cross multiply
    88,631.62x = 122,312.03 × 48,346.25
  4. Step 4: Simplify right side
    88,631.62x = 5,913,327,127.10
  5. Step 5: Solve for x
    x = 5,913,327,127.10/88,631.62
  6. Step 6: Final answer
    x = 66,718.03

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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.