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Finding the Fourth Proportional to 173,487.05, 239,401.01 and 97,012.44

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Solution

The fourth proportional to 173,487.05, 239,401.01 and 97,012.44 is: 133,870.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,487.05 : 239,401.01 = 97,012.44 : x
  2. Step 2: Convert to fraction form
    173,487.05/239,401.01 = 97,012.44/x
  3. Step 3: Cross multiply
    173,487.05x = 239,401.01 × 97,012.44
  4. Step 4: Simplify right side
    173,487.05x = 23,224,875,633.50
  5. Step 5: Solve for x
    x = 23,224,875,633.50/173,487.05
  6. Step 6: Final answer
    x = 133,870.95

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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.