Home / 198,017.84-273,176.07-117,448.76

Finding the Fourth Proportional to 198,017.84, 273,176.07 and 117,448.76

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Solution

The fourth proportional to 198,017.84, 273,176.07 and 117,448.76 is: 162,026.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,017.84 : 273,176.07 = 117,448.76 : x
  2. Step 2: Convert to fraction form
    198,017.84/273,176.07 = 117,448.76/x
  3. Step 3: Cross multiply
    198,017.84x = 273,176.07 × 117,448.76
  4. Step 4: Simplify right side
    198,017.84x = 32,084,190,683.17
  5. Step 5: Solve for x
    x = 32,084,190,683.17/198,017.84
  6. Step 6: Final answer
    x = 162,026.77

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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.