Home / 140,326.92-193,643.91-76,652.46

Finding the Fourth Proportional to 140,326.92, 193,643.91 and 76,652.46

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Solution

The fourth proportional to 140,326.92, 193,643.91 and 76,652.46 is: 105,776.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,326.92 : 193,643.91 = 76,652.46 : x
  2. Step 2: Convert to fraction form
    140,326.92/193,643.91 = 76,652.46/x
  3. Step 3: Cross multiply
    140,326.92x = 193,643.91 × 76,652.46
  4. Step 4: Simplify right side
    140,326.92x = 14,843,282,065.52
  5. Step 5: Solve for x
    x = 14,843,282,065.52/140,326.92
  6. Step 6: Final answer
    x = 105,776.44

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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.