Home / 205,923.52-284,118.20-141,412.16

Finding the Fourth Proportional to 205,923.52, 284,118.20 and 141,412.16

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Solution

The fourth proportional to 205,923.52, 284,118.20 and 141,412.16 is: 195,110.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,923.52 : 284,118.20 = 141,412.16 : x
  2. Step 2: Convert to fraction form
    205,923.52/284,118.20 = 141,412.16/x
  3. Step 3: Cross multiply
    205,923.52x = 284,118.20 × 141,412.16
  4. Step 4: Simplify right side
    205,923.52x = 40,177,768,357.31
  5. Step 5: Solve for x
    x = 40,177,768,357.31/205,923.52
  6. Step 6: Final answer
    x = 195,110.15

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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.