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Finding the Fourth Proportional to 177,659.42, 245,159.56 and 97,087.56

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Solution

The fourth proportional to 177,659.42, 245,159.56 and 97,087.56 is: 133,975.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,659.42 : 245,159.56 = 97,087.56 : x
  2. Step 2: Convert to fraction form
    177,659.42/245,159.56 = 97,087.56/x
  3. Step 3: Cross multiply
    177,659.42x = 245,159.56 × 97,087.56
  4. Step 4: Simplify right side
    177,659.42x = 23,801,943,491.07
  5. Step 5: Solve for x
    x = 23,801,943,491.07/177,659.42
  6. Step 6: Final answer
    x = 133,975.13

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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.