Home / 212,783.11-293,760.63-141,260.92

Finding the Fourth Proportional to 212,783.11, 293,760.63 and 141,260.92

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Solution

The fourth proportional to 212,783.11, 293,760.63 and 141,260.92 is: 195,019.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,783.11 : 293,760.63 = 141,260.92 : x
  2. Step 2: Convert to fraction form
    212,783.11/293,760.63 = 141,260.92/x
  3. Step 3: Cross multiply
    212,783.11x = 293,760.63 × 141,260.92
  4. Step 4: Simplify right side
    212,783.11x = 41,496,896,853.58
  5. Step 5: Solve for x
    x = 41,496,896,853.58/212,783.11
  6. Step 6: Final answer
    x = 195,019.69

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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.