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Finding the Fourth Proportional to 193,011.66, 289,293.66 and 114,192.18

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Solution

The fourth proportional to 193,011.66, 289,293.66 and 114,192.18 is: 171,155.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,011.66 : 289,293.66 = 114,192.18 : x
  2. Step 2: Convert to fraction form
    193,011.66/289,293.66 = 114,192.18/x
  3. Step 3: Cross multiply
    193,011.66x = 289,293.66 × 114,192.18
  4. Step 4: Simplify right side
    193,011.66x = 33,035,073,695.58
  5. Step 5: Solve for x
    x = 33,035,073,695.58/193,011.66
  6. Step 6: Final answer
    x = 171,155.84

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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.