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Finding the Fourth Proportional to 173,663.04, 239,602.08 and 97,174.20

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Solution

The fourth proportional to 173,663.04, 239,602.08 and 97,174.20 is: 134,070.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,663.04 : 239,602.08 = 97,174.20 : x
  2. Step 2: Convert to fraction form
    173,663.04/239,602.08 = 97,174.20/x
  3. Step 3: Cross multiply
    173,663.04x = 239,602.08 × 97,174.20
  4. Step 4: Simplify right side
    173,663.04x = 23,283,140,442.34
  5. Step 5: Solve for x
    x = 23,283,140,442.34/173,663.04
  6. Step 6: Final answer
    x = 134,070.79

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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.