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Finding the Fourth Proportional to 172,519.08, 238,063.50 and 97,053

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Solution

The fourth proportional to 172,519.08, 238,063.50 and 97,053 is: 133,925.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,519.08 : 238,063.50 = 97,053 : x
  2. Step 2: Convert to fraction form
    172,519.08/238,063.50 = 97,053/x
  3. Step 3: Cross multiply
    172,519.08x = 238,063.50 × 97,053
  4. Step 4: Simplify right side
    172,519.08x = 23,104,776,865.50
  5. Step 5: Solve for x
    x = 23,104,776,865.50/172,519.08
  6. Step 6: Final answer
    x = 133,925.92

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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.