Home / 64,838.90-97,302.12-25,391.10

Finding the Fourth Proportional to 64,838.90, 97,302.12 and 25,391.10

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Solution

The fourth proportional to 64,838.90, 97,302.12 and 25,391.10 is: 38,103.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,838.90 : 97,302.12 = 25,391.10 : x
  2. Step 2: Convert to fraction form
    64,838.90/97,302.12 = 25,391.10/x
  3. Step 3: Cross multiply
    64,838.90x = 97,302.12 × 25,391.10
  4. Step 4: Simplify right side
    64,838.90x = 2,470,607,859.13
  5. Step 5: Solve for x
    x = 2,470,607,859.13/64,838.90
  6. Step 6: Final answer
    x = 38,103.79

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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.