Home / 97,720.64-146,590.08-26,644.16

Finding the Fourth Proportional to 97,720.64, 146,590.08 and 26,644.16

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Solution

The fourth proportional to 97,720.64, 146,590.08 and 26,644.16 is: 39,968.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,720.64 : 146,590.08 = 26,644.16 : x
  2. Step 2: Convert to fraction form
    97,720.64/146,590.08 = 26,644.16/x
  3. Step 3: Cross multiply
    97,720.64x = 146,590.08 × 26,644.16
  4. Step 4: Simplify right side
    97,720.64x = 3,905,769,545.93
  5. Step 5: Solve for x
    x = 3,905,769,545.93/97,720.64
  6. Step 6: Final answer
    x = 39,968.73

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.