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Finding the Fourth Proportional to 60,663.84, 83,714.94 and 33,805.76

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Solution

The fourth proportional to 60,663.84, 83,714.94 and 33,805.76 is: 46,651.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,663.84 : 83,714.94 = 33,805.76 : x
  2. Step 2: Convert to fraction form
    60,663.84/83,714.94 = 33,805.76/x
  3. Step 3: Cross multiply
    60,663.84x = 83,714.94 × 33,805.76
  4. Step 4: Simplify right side
    60,663.84x = 2,830,047,170.05
  5. Step 5: Solve for x
    x = 2,830,047,170.05/60,663.84
  6. Step 6: Final answer
    x = 46,651.30

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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.