Home / 166,728.24-230,053.32-98,727.12

Finding the Fourth Proportional to 166,728.24, 230,053.32 and 98,727.12

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Solution

The fourth proportional to 166,728.24, 230,053.32 and 98,727.12 is: 136,224.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,728.24 : 230,053.32 = 98,727.12 : x
  2. Step 2: Convert to fraction form
    166,728.24/230,053.32 = 98,727.12/x
  3. Step 3: Cross multiply
    166,728.24x = 230,053.32 × 98,727.12
  4. Step 4: Simplify right side
    166,728.24x = 22,712,501,730.04
  5. Step 5: Solve for x
    x = 22,712,501,730.04/166,728.24
  6. Step 6: Final answer
    x = 136,224.68

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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.