Home / 86,006.16-118,687.68-48,280.14

Finding the Fourth Proportional to 86,006.16, 118,687.68 and 48,280.14

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Solution

The fourth proportional to 86,006.16, 118,687.68 and 48,280.14 is: 66,626.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,006.16 : 118,687.68 = 48,280.14 : x
  2. Step 2: Convert to fraction form
    86,006.16/118,687.68 = 48,280.14/x
  3. Step 3: Cross multiply
    86,006.16x = 118,687.68 × 48,280.14
  4. Step 4: Simplify right side
    86,006.16x = 5,730,257,806.68
  5. Step 5: Solve for x
    x = 5,730,257,806.68/86,006.16
  6. Step 6: Final answer
    x = 66,626.13

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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.