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Finding the Fourth Proportional to 111,214.67, 153,476.25 and 60,913.67

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Solution

The fourth proportional to 111,214.67, 153,476.25 and 60,913.67 is: 84,060.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,214.67 : 153,476.25 = 60,913.67 : x
  2. Step 2: Convert to fraction form
    111,214.67/153,476.25 = 60,913.67/x
  3. Step 3: Cross multiply
    111,214.67x = 153,476.25 × 60,913.67
  4. Step 4: Simplify right side
    111,214.67x = 9,348,801,645.34
  5. Step 5: Solve for x
    x = 9,348,801,645.34/111,214.67
  6. Step 6: Final answer
    x = 84,060.87

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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.