Home / 70,529.60-97,324.56-40,308.92

Finding the Fourth Proportional to 70,529.60, 97,324.56 and 40,308.92

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Solution

The fourth proportional to 70,529.60, 97,324.56 and 40,308.92 is: 55,622.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,529.60 : 97,324.56 = 40,308.92 : x
  2. Step 2: Convert to fraction form
    70,529.60/97,324.56 = 40,308.92/x
  3. Step 3: Cross multiply
    70,529.60x = 97,324.56 × 40,308.92
  4. Step 4: Simplify right side
    70,529.60x = 3,923,047,903.08
  5. Step 5: Solve for x
    x = 3,923,047,903.08/70,529.60
  6. Step 6: Final answer
    x = 55,622.72

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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.