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Finding the Fourth Proportional to 173,916.92, 262,060.01 and 143,019.06

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Solution

The fourth proportional to 173,916.92, 262,060.01 and 143,019.06 is: 215,502.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,916.92 : 262,060.01 = 143,019.06 : x
  2. Step 2: Convert to fraction form
    173,916.92/262,060.01 = 143,019.06/x
  3. Step 3: Cross multiply
    173,916.92x = 262,060.01 × 143,019.06
  4. Step 4: Simplify right side
    173,916.92x = 37,479,575,578.70
  5. Step 5: Solve for x
    x = 37,479,575,578.70/173,916.92
  6. Step 6: Final answer
    x = 215,502.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.