Home / 124,999.04-172,497.66-68,410.28

Finding the Fourth Proportional to 124,999.04, 172,497.66 and 68,410.28

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Solution

The fourth proportional to 124,999.04, 172,497.66 and 68,410.28 is: 94,405.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,999.04 : 172,497.66 = 68,410.28 : x
  2. Step 2: Convert to fraction form
    124,999.04/172,497.66 = 68,410.28/x
  3. Step 3: Cross multiply
    124,999.04x = 172,497.66 × 68,410.28
  4. Step 4: Simplify right side
    124,999.04x = 11,800,613,219.94
  5. Step 5: Solve for x
    x = 11,800,613,219.94/124,999.04
  6. Step 6: Final answer
    x = 94,405.63

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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.