Home / 62,910.36-86,816.88-34,616.16

Finding the Fourth Proportional to 62,910.36, 86,816.88 and 34,616.16

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Solution

The fourth proportional to 62,910.36, 86,816.88 and 34,616.16 is: 47,770.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,910.36 : 86,816.88 = 34,616.16 : x
  2. Step 2: Convert to fraction form
    62,910.36/86,816.88 = 34,616.16/x
  3. Step 3: Cross multiply
    62,910.36x = 86,816.88 × 34,616.16
  4. Step 4: Simplify right side
    62,910.36x = 3,005,267,008.78
  5. Step 5: Solve for x
    x = 3,005,267,008.78/62,910.36
  6. Step 6: Final answer
    x = 47,770.62

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1.5x scale

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.