Home / 173,767.40-239,799.78-98,330.60

Finding the Fourth Proportional to 173,767.40, 239,799.78 and 98,330.60

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Solution

The fourth proportional to 173,767.40, 239,799.78 and 98,330.60 is: 135,696.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,767.40 : 239,799.78 = 98,330.60 : x
  2. Step 2: Convert to fraction form
    173,767.40/239,799.78 = 98,330.60/x
  3. Step 3: Cross multiply
    173,767.40x = 239,799.78 × 98,330.60
  4. Step 4: Simplify right side
    173,767.40x = 23,579,656,247.27
  5. Step 5: Solve for x
    x = 23,579,656,247.27/173,767.40
  6. Step 6: Final answer
    x = 135,696.66

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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.