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Finding the Fourth Proportional to 201,155.85, 277,595.16 and 110,517.63

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Solution

The fourth proportional to 201,155.85, 277,595.16 and 110,517.63 is: 152,514.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,155.85 : 277,595.16 = 110,517.63 : x
  2. Step 2: Convert to fraction form
    201,155.85/277,595.16 = 110,517.63/x
  3. Step 3: Cross multiply
    201,155.85x = 277,595.16 × 110,517.63
  4. Step 4: Simplify right side
    201,155.85x = 30,679,159,182.67
  5. Step 5: Solve for x
    x = 30,679,159,182.67/201,155.85
  6. Step 6: Final answer
    x = 152,514.38

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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.