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Finding the Fourth Proportional to 110,758.79, 152,845.18 and 63,011.12

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Solution

The fourth proportional to 110,758.79, 152,845.18 and 63,011.12 is: 86,954.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,758.79 : 152,845.18 = 63,011.12 : x
  2. Step 2: Convert to fraction form
    110,758.79/152,845.18 = 63,011.12/x
  3. Step 3: Cross multiply
    110,758.79x = 152,845.18 × 63,011.12
  4. Step 4: Simplify right side
    110,758.79x = 9,630,945,056.65
  5. Step 5: Solve for x
    x = 9,630,945,056.65/110,758.79
  6. Step 6: Final answer
    x = 86,954.23

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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.