Home / 122,324.04-168,807.96-71,372.16

Finding the Fourth Proportional to 122,324.04, 168,807.96 and 71,372.16

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Solution

The fourth proportional to 122,324.04, 168,807.96 and 71,372.16 is: 98,494.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,324.04 : 168,807.96 = 71,372.16 : x
  2. Step 2: Convert to fraction form
    122,324.04/168,807.96 = 71,372.16/x
  3. Step 3: Cross multiply
    122,324.04x = 168,807.96 × 71,372.16
  4. Step 4: Simplify right side
    122,324.04x = 12,048,188,730.39
  5. Step 5: Solve for x
    x = 12,048,188,730.39/122,324.04
  6. Step 6: Final answer
    x = 98,494.04

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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.