Home / 88,666.16-122,358.26-48,379.06

Finding the Fourth Proportional to 88,666.16, 122,358.26 and 48,379.06

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Solution

The fourth proportional to 88,666.16, 122,358.26 and 48,379.06 is: 66,762.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,666.16 : 122,358.26 = 48,379.06 : x
  2. Step 2: Convert to fraction form
    88,666.16/122,358.26 = 48,379.06/x
  3. Step 3: Cross multiply
    88,666.16x = 122,358.26 × 48,379.06
  4. Step 4: Simplify right side
    88,666.16x = 5,919,576,748.35
  5. Step 5: Solve for x
    x = 5,919,576,748.35/88,666.16
  6. Step 6: Final answer
    x = 66,762.53

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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.