Home / 157,799.94-217,619.67-123,349.23

Finding the Fourth Proportional to 157,799.94, 217,619.67 and 123,349.23

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Solution

The fourth proportional to 157,799.94, 217,619.67 and 123,349.23 is: 170,109.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,799.94 : 217,619.67 = 123,349.23 : x
  2. Step 2: Convert to fraction form
    157,799.94/217,619.67 = 123,349.23/x
  3. Step 3: Cross multiply
    157,799.94x = 217,619.67 × 123,349.23
  4. Step 4: Simplify right side
    157,799.94x = 26,843,218,727.35
  5. Step 5: Solve for x
    x = 26,843,218,727.35/157,799.94
  6. Step 6: Final answer
    x = 170,109.18

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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.