Home / 65,928.27-98,895.13-19,181.14

Finding the Fourth Proportional to 65,928.27, 98,895.13 and 19,181.14

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Solution

The fourth proportional to 65,928.27, 98,895.13 and 19,181.14 is: 28,772.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,928.27 : 98,895.13 = 19,181.14 : x
  2. Step 2: Convert to fraction form
    65,928.27/98,895.13 = 19,181.14/x
  3. Step 3: Cross multiply
    65,928.27x = 98,895.13 × 19,181.14
  4. Step 4: Simplify right side
    65,928.27x = 1,896,921,333.85
  5. Step 5: Solve for x
    x = 1,896,921,333.85/65,928.27
  6. Step 6: Final answer
    x = 28,772.50

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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.