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Finding the Fourth Proportional to 191,471.85, 264,208.23 and 110,888.19

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Solution

The fourth proportional to 191,471.85, 264,208.23 and 110,888.19 is: 153,012.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,471.85 : 264,208.23 = 110,888.19 : x
  2. Step 2: Convert to fraction form
    191,471.85/264,208.23 = 110,888.19/x
  3. Step 3: Cross multiply
    191,471.85x = 264,208.23 × 110,888.19
  4. Step 4: Simplify right side
    191,471.85x = 29,297,572,407.80
  5. Step 5: Solve for x
    x = 29,297,572,407.80/191,471.85
  6. Step 6: Final answer
    x = 153,012.43

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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.