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Finding the Fourth Proportional to 107,107.98, 147,803.67 and 59,360.91

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Solution

The fourth proportional to 107,107.98, 147,803.67 and 59,360.91 is: 81,915.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,107.98 : 147,803.67 = 59,360.91 : x
  2. Step 2: Convert to fraction form
    107,107.98/147,803.67 = 59,360.91/x
  3. Step 3: Cross multiply
    107,107.98x = 147,803.67 × 59,360.91
  4. Step 4: Simplify right side
    107,107.98x = 8,773,760,352.54
  5. Step 5: Solve for x
    x = 8,773,760,352.54/107,107.98
  6. Step 6: Final answer
    x = 81,915.09

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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.