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Finding the Fourth Proportional to 101,164.70, 151,747.05 and 97,276.70

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Solution

The fourth proportional to 101,164.70, 151,747.05 and 97,276.70 is: 145,915.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,164.70 : 151,747.05 = 97,276.70 : x
  2. Step 2: Convert to fraction form
    101,164.70/151,747.05 = 97,276.70/x
  3. Step 3: Cross multiply
    101,164.70x = 151,747.05 × 97,276.70
  4. Step 4: Simplify right side
    101,164.70x = 14,761,452,258.74
  5. Step 5: Solve for x
    x = 14,761,452,258.74/101,164.70
  6. Step 6: Final answer
    x = 145,915.05

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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.