Home / 193,669.62-267,189.18-142,802.76

Finding the Fourth Proportional to 193,669.62, 267,189.18 and 142,802.76

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Solution

The fourth proportional to 193,669.62, 267,189.18 and 142,802.76 is: 197,012.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,669.62 : 267,189.18 = 142,802.76 : x
  2. Step 2: Convert to fraction form
    193,669.62/267,189.18 = 142,802.76/x
  3. Step 3: Cross multiply
    193,669.62x = 267,189.18 × 142,802.76
  4. Step 4: Simplify right side
    193,669.62x = 38,155,352,346.14
  5. Step 5: Solve for x
    x = 38,155,352,346.14/193,669.62
  6. Step 6: Final answer
    x = 197,012.58

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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.