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Finding the Fourth Proportional to 73,407.40, 101,318.34 and 48,259.24

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Solution

The fourth proportional to 73,407.40, 101,318.34 and 48,259.24 is: 66,608.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,407.40 : 101,318.34 = 48,259.24 : x
  2. Step 2: Convert to fraction form
    73,407.40/101,318.34 = 48,259.24/x
  3. Step 3: Cross multiply
    73,407.40x = 101,318.34 × 48,259.24
  4. Step 4: Simplify right side
    73,407.40x = 4,889,546,086.46
  5. Step 5: Solve for x
    x = 4,889,546,086.46/73,407.40
  6. Step 6: Final answer
    x = 66,608.35

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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.