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Finding the Fourth Proportional to 173,666.88, 239,673.18 and 97,193.64

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Solution

The fourth proportional to 173,666.88, 239,673.18 and 97,193.64 is: 134,134.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,666.88 : 239,673.18 = 97,193.64 : x
  2. Step 2: Convert to fraction form
    173,666.88/239,673.18 = 97,193.64/x
  3. Step 3: Cross multiply
    173,666.88x = 239,673.18 × 97,193.64
  4. Step 4: Simplify right side
    173,666.88x = 23,294,708,774.58
  5. Step 5: Solve for x
    x = 23,294,708,774.58/173,666.88
  6. Step 6: Final answer
    x = 134,134.43

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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.