Home / 64,845.90-97,312.62-25,398.12

Finding the Fourth Proportional to 64,845.90, 97,312.62 and 25,398.12

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Solution

The fourth proportional to 64,845.90, 97,312.62 and 25,398.12 is: 38,114.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,845.90 : 97,312.62 = 25,398.12 : x
  2. Step 2: Convert to fraction form
    64,845.90/97,312.62 = 25,398.12/x
  3. Step 3: Cross multiply
    64,845.90x = 97,312.62 × 25,398.12
  4. Step 4: Simplify right side
    64,845.90x = 2,471,557,600.27
  5. Step 5: Solve for x
    x = 2,471,557,600.27/64,845.90
  6. Step 6: Final answer
    x = 38,114.32

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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.