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Finding the Fourth Proportional to 177,282.88, 265,846.40 and 66,397.12

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Solution

The fourth proportional to 177,282.88, 265,846.40 and 66,397.12 is: 99,566.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,282.88 : 265,846.40 = 66,397.12 : x
  2. Step 2: Convert to fraction form
    177,282.88/265,846.40 = 66,397.12/x
  3. Step 3: Cross multiply
    177,282.88x = 265,846.40 × 66,397.12
  4. Step 4: Simplify right side
    177,282.88x = 17,651,435,322.37
  5. Step 5: Solve for x
    x = 17,651,435,322.37/177,282.88
  6. Step 6: Final answer
    x = 99,566.50

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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.