Home / 68,703.07-103,089.75-32,720.26

Finding the Fourth Proportional to 68,703.07, 103,089.75 and 32,720.26

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Solution

The fourth proportional to 68,703.07, 103,089.75 and 32,720.26 is: 49,097.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,703.07 : 103,089.75 = 32,720.26 : x
  2. Step 2: Convert to fraction form
    68,703.07/103,089.75 = 32,720.26/x
  3. Step 3: Cross multiply
    68,703.07x = 103,089.75 × 32,720.26
  4. Step 4: Simplify right side
    68,703.07x = 3,373,123,423.34
  5. Step 5: Solve for x
    x = 3,373,123,423.34/68,703.07
  6. Step 6: Final answer
    x = 49,097.13

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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.