Home / 61,015.62-91,501.98-18,308.32

Finding the Fourth Proportional to 61,015.62, 91,501.98 and 18,308.32

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Solution

The fourth proportional to 61,015.62, 91,501.98 and 18,308.32 is: 27,456.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,015.62 : 91,501.98 = 18,308.32 : x
  2. Step 2: Convert to fraction form
    61,015.62/91,501.98 = 18,308.32/x
  3. Step 3: Cross multiply
    61,015.62x = 91,501.98 × 18,308.32
  4. Step 4: Simplify right side
    61,015.62x = 1,675,247,530.47
  5. Step 5: Solve for x
    x = 1,675,247,530.47/61,015.62
  6. Step 6: Final answer
    x = 27,456.04

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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.