Home / 201,280.92-277,767.03-110,642.53

Finding the Fourth Proportional to 201,280.92, 277,767.03 and 110,642.53

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Solution

The fourth proportional to 201,280.92, 277,767.03 and 110,642.53 is: 152,686.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,280.92 : 277,767.03 = 110,642.53 : x
  2. Step 2: Convert to fraction form
    201,280.92/277,767.03 = 110,642.53/x
  3. Step 3: Cross multiply
    201,280.92x = 277,767.03 × 110,642.53
  4. Step 4: Simplify right side
    201,280.92x = 30,732,846,949.79
  5. Step 5: Solve for x
    x = 30,732,846,949.79/201,280.92
  6. Step 6: Final answer
    x = 152,686.34

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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.