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Finding the Fourth Proportional to 157,494.88, 217,395.60 and 93,852.64

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Solution

The fourth proportional to 157,494.88, 217,395.60 and 93,852.64 is: 129,548.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,494.88 : 217,395.60 = 93,852.64 : x
  2. Step 2: Convert to fraction form
    157,494.88/217,395.60 = 93,852.64/x
  3. Step 3: Cross multiply
    157,494.88x = 217,395.60 × 93,852.64
  4. Step 4: Simplify right side
    157,494.88x = 20,403,150,984.38
  5. Step 5: Solve for x
    x = 20,403,150,984.38/157,494.88
  6. Step 6: Final answer
    x = 129,548.03

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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.