Home / 124,794.77-172,216.76-68,206.14

Finding the Fourth Proportional to 124,794.77, 172,216.76 and 68,206.14

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Solution

The fourth proportional to 124,794.77, 172,216.76 and 68,206.14 is: 94,124.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,794.77 : 172,216.76 = 68,206.14 : x
  2. Step 2: Convert to fraction form
    124,794.77/172,216.76 = 68,206.14/x
  3. Step 3: Cross multiply
    124,794.77x = 172,216.76 × 68,206.14
  4. Step 4: Simplify right side
    124,794.77x = 11,746,240,101.88
  5. Step 5: Solve for x
    x = 11,746,240,101.88/124,794.77
  6. Step 6: Final answer
    x = 94,124.46

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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.