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Finding the Fourth Proportional to 107,967.60, 161,951.40 and 93,533.40

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Solution

The fourth proportional to 107,967.60, 161,951.40 and 93,533.40 is: 140,300.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,967.60 : 161,951.40 = 93,533.40 : x
  2. Step 2: Convert to fraction form
    107,967.60/161,951.40 = 93,533.40/x
  3. Step 3: Cross multiply
    107,967.60x = 161,951.40 × 93,533.40
  4. Step 4: Simplify right side
    107,967.60x = 15,147,865,076.76
  5. Step 5: Solve for x
    x = 15,147,865,076.76/107,967.60
  6. Step 6: Final answer
    x = 140,300.10

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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.