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Finding the Fourth Proportional to 172,468.58, 238,006.28 and 97,017.08

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Solution

The fourth proportional to 172,468.58, 238,006.28 and 97,017.08 is: 133,883.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,468.58 : 238,006.28 = 97,017.08 : x
  2. Step 2: Convert to fraction form
    172,468.58/238,006.28 = 97,017.08/x
  3. Step 3: Cross multiply
    172,468.58x = 238,006.28 × 97,017.08
  4. Step 4: Simplify right side
    172,468.58x = 23,090,673,359.77
  5. Step 5: Solve for x
    x = 23,090,673,359.77/172,468.58
  6. Step 6: Final answer
    x = 133,883.37

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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.