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Finding the Fourth Proportional to 26,808.16, 36,971.04 and 16,737.52

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Solution

The fourth proportional to 26,808.16, 36,971.04 and 16,737.52 is: 23,082.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,808.16 : 36,971.04 = 16,737.52 : x
  2. Step 2: Convert to fraction form
    26,808.16/36,971.04 = 16,737.52/x
  3. Step 3: Cross multiply
    26,808.16x = 36,971.04 × 16,737.52
  4. Step 4: Simplify right side
    26,808.16x = 618,803,521.42
  5. Step 5: Solve for x
    x = 618,803,521.42/26,808.16
  6. Step 6: Final answer
    x = 23,082.66

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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.