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Finding the Fourth Proportional to 112,396.66, 167,775.03 and 98,208.74

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Solution

The fourth proportional to 112,396.66, 167,775.03 and 98,208.74 is: 146,596.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,396.66 : 167,775.03 = 98,208.74 : x
  2. Step 2: Convert to fraction form
    112,396.66/167,775.03 = 98,208.74/x
  3. Step 3: Cross multiply
    112,396.66x = 167,775.03 × 98,208.74
  4. Step 4: Simplify right side
    112,396.66x = 16,476,974,719.20
  5. Step 5: Solve for x
    x = 16,476,974,719.20/112,396.66
  6. Step 6: Final answer
    x = 146,596.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.