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Finding the Fourth Proportional to 97,343.91, 134,333.24 and 54,916.11

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Solution

The fourth proportional to 97,343.91, 134,333.24 and 54,916.11 is: 75,783.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,343.91 : 134,333.24 = 54,916.11 : x
  2. Step 2: Convert to fraction form
    97,343.91/134,333.24 = 54,916.11/x
  3. Step 3: Cross multiply
    97,343.91x = 134,333.24 × 54,916.11
  4. Step 4: Simplify right side
    97,343.91x = 7,377,058,709.92
  5. Step 5: Solve for x
    x = 7,377,058,709.92/97,343.91
  6. Step 6: Final answer
    x = 75,783.46

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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.