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Finding the Fourth Proportional to 110,554.52, 152,555.58 and 61,486.74

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Solution

The fourth proportional to 110,554.52, 152,555.58 and 61,486.74 is: 84,846.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,554.52 : 152,555.58 = 61,486.74 : x
  2. Step 2: Convert to fraction form
    110,554.52/152,555.58 = 61,486.74/x
  3. Step 3: Cross multiply
    110,554.52x = 152,555.58 × 61,486.74
  4. Step 4: Simplify right side
    110,554.52x = 9,380,145,283.01
  5. Step 5: Solve for x
    x = 9,380,145,283.01/110,554.52
  6. Step 6: Final answer
    x = 84,846.33

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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.