Home / 277,535.87-383,008.79-170,085.15

Finding the Fourth Proportional to 277,535.87, 383,008.79 and 170,085.15

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Solution

The fourth proportional to 277,535.87, 383,008.79 and 170,085.15 is: 234,723.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,535.87 : 383,008.79 = 170,085.15 : x
  2. Step 2: Convert to fraction form
    277,535.87/383,008.79 = 170,085.15/x
  3. Step 3: Cross multiply
    277,535.87x = 383,008.79 × 170,085.15
  4. Step 4: Simplify right side
    277,535.87x = 65,144,106,648.04
  5. Step 5: Solve for x
    x = 65,144,106,648.04/277,535.87
  6. Step 6: Final answer
    x = 234,723.20

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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.