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Finding the Fourth Proportional to 111,459.46, 167,060.44 and 51,362.28

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Solution

The fourth proportional to 111,459.46, 167,060.44 and 51,362.28 is: 76,984.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,459.46 : 167,060.44 = 51,362.28 : x
  2. Step 2: Convert to fraction form
    111,459.46/167,060.44 = 51,362.28/x
  3. Step 3: Cross multiply
    111,459.46x = 167,060.44 × 51,362.28
  4. Step 4: Simplify right side
    111,459.46x = 8,580,604,132.50
  5. Step 5: Solve for x
    x = 8,580,604,132.50/111,459.46
  6. Step 6: Final answer
    x = 76,984.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.