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Finding the Fourth Proportional to 127,493.34, 175,947.03 and 70,903.50

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Solution

The fourth proportional to 127,493.34, 175,947.03 and 70,903.50 is: 97,850.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,493.34 : 175,947.03 = 70,903.50 : x
  2. Step 2: Convert to fraction form
    127,493.34/175,947.03 = 70,903.50/x
  3. Step 3: Cross multiply
    127,493.34x = 175,947.03 × 70,903.50
  4. Step 4: Simplify right side
    127,493.34x = 12,475,260,241.61
  5. Step 5: Solve for x
    x = 12,475,260,241.61/127,493.34
  6. Step 6: Final answer
    x = 97,850.29

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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.