Home / 207,759.33-286,643.97-127,102.77

Finding the Fourth Proportional to 207,759.33, 286,643.97 and 127,102.77

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Solution

The fourth proportional to 207,759.33, 286,643.97 and 127,102.77 is: 175,362.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,759.33 : 286,643.97 = 127,102.77 : x
  2. Step 2: Convert to fraction form
    207,759.33/286,643.97 = 127,102.77/x
  3. Step 3: Cross multiply
    207,759.33x = 286,643.97 × 127,102.77
  4. Step 4: Simplify right side
    207,759.33x = 36,433,242,590.80
  5. Step 5: Solve for x
    x = 36,433,242,590.80/207,759.33
  6. Step 6: Final answer
    x = 175,362.73

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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.