Home / 193,602.38-290,402.76-75,356.18

Finding the Fourth Proportional to 193,602.38, 290,402.76 and 75,356.18

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Solution

The fourth proportional to 193,602.38, 290,402.76 and 75,356.18 is: 113,033.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,602.38 : 290,402.76 = 75,356.18 : x
  2. Step 2: Convert to fraction form
    193,602.38/290,402.76 = 75,356.18/x
  3. Step 3: Cross multiply
    193,602.38x = 290,402.76 × 75,356.18
  4. Step 4: Simplify right side
    193,602.38x = 21,883,642,655.06
  5. Step 5: Solve for x
    x = 21,883,642,655.06/193,602.38
  6. Step 6: Final answer
    x = 113,033.95

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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.