Home / 185,019.24-277,639.56-79,838.19

Finding the Fourth Proportional to 185,019.24, 277,639.56 and 79,838.19

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Solution

The fourth proportional to 185,019.24, 277,639.56 and 79,838.19 is: 119,805.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,019.24 : 277,639.56 = 79,838.19 : x
  2. Step 2: Convert to fraction form
    185,019.24/277,639.56 = 79,838.19/x
  3. Step 3: Cross multiply
    185,019.24x = 277,639.56 × 79,838.19
  4. Step 4: Simplify right side
    185,019.24x = 22,166,239,942.80
  5. Step 5: Solve for x
    x = 22,166,239,942.80/185,019.24
  6. Step 6: Final answer
    x = 119,805.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.