Home / 185,728.82-255,320.07-159,792.98

Finding the Fourth Proportional to 185,728.82, 255,320.07 and 159,792.98

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Solution

The fourth proportional to 185,728.82, 255,320.07 and 159,792.98 is: 219,666.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,728.82 : 255,320.07 = 159,792.98 : x
  2. Step 2: Convert to fraction form
    185,728.82/255,320.07 = 159,792.98/x
  3. Step 3: Cross multiply
    185,728.82x = 255,320.07 × 159,792.98
  4. Step 4: Simplify right side
    185,728.82x = 40,798,354,040.14
  5. Step 5: Solve for x
    x = 40,798,354,040.14/185,728.82
  6. Step 6: Final answer
    x = 219,666.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.