Home / 63,015.67-86,961.08-34,721.15

Finding the Fourth Proportional to 63,015.67, 86,961.08 and 34,721.15

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Solution

The fourth proportional to 63,015.67, 86,961.08 and 34,721.15 is: 47,914.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,015.67 : 86,961.08 = 34,721.15 : x
  2. Step 2: Convert to fraction form
    63,015.67/86,961.08 = 34,721.15/x
  3. Step 3: Cross multiply
    63,015.67x = 86,961.08 × 34,721.15
  4. Step 4: Simplify right side
    63,015.67x = 3,019,388,529.24
  5. Step 5: Solve for x
    x = 3,019,388,529.24/63,015.67
  6. Step 6: Final answer
    x = 47,914.89

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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.