Home / 64,934.10-97,401.15-53,999.10

Finding the Fourth Proportional to 64,934.10, 97,401.15 and 53,999.10

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Solution

The fourth proportional to 64,934.10, 97,401.15 and 53,999.10 is: 80,998.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,934.10 : 97,401.15 = 53,999.10 : x
  2. Step 2: Convert to fraction form
    64,934.10/97,401.15 = 53,999.10/x
  3. Step 3: Cross multiply
    64,934.10x = 97,401.15 × 53,999.10
  4. Step 4: Simplify right side
    64,934.10x = 5,259,574,438.97
  5. Step 5: Solve for x
    x = 5,259,574,438.97/64,934.10
  6. Step 6: Final answer
    x = 80,998.65

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Similar ratio
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1.5x scale

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.