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Finding the Fourth Proportional to 162,173.68, 243,260.52 and 83,237.56

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Solution

The fourth proportional to 162,173.68, 243,260.52 and 83,237.56 is: 124,856.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,173.68 : 243,260.52 = 83,237.56 : x
  2. Step 2: Convert to fraction form
    162,173.68/243,260.52 = 83,237.56/x
  3. Step 3: Cross multiply
    162,173.68x = 243,260.52 × 83,237.56
  4. Step 4: Simplify right side
    162,173.68x = 20,248,411,208.84
  5. Step 5: Solve for x
    x = 20,248,411,208.84/162,173.68
  6. Step 6: Final answer
    x = 124,856.34

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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.