Home / 70,584.24-97,378.47-40,353.32

Finding the Fourth Proportional to 70,584.24, 97,378.47 and 40,353.32

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Solution

The fourth proportional to 70,584.24, 97,378.47 and 40,353.32 is: 55,671.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,584.24 : 97,378.47 = 40,353.32 : x
  2. Step 2: Convert to fraction form
    70,584.24/97,378.47 = 40,353.32/x
  3. Step 3: Cross multiply
    70,584.24x = 97,378.47 × 40,353.32
  4. Step 4: Simplify right side
    70,584.24x = 3,929,544,697.54
  5. Step 5: Solve for x
    x = 3,929,544,697.54/70,584.24
  6. Step 6: Final answer
    x = 55,671.70

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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.