Home / 134,297.40-185,330.78-73,874.23

Finding the Fourth Proportional to 134,297.40, 185,330.78 and 73,874.23

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Solution

The fourth proportional to 134,297.40, 185,330.78 and 73,874.23 is: 101,946.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,297.40 : 185,330.78 = 73,874.23 : x
  2. Step 2: Convert to fraction form
    134,297.40/185,330.78 = 73,874.23/x
  3. Step 3: Cross multiply
    134,297.40x = 185,330.78 × 73,874.23
  4. Step 4: Simplify right side
    134,297.40x = 13,691,168,667.80
  5. Step 5: Solve for x
    x = 13,691,168,667.80/134,297.40
  6. Step 6: Final answer
    x = 101,946.64

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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.