Home / 40,458.34-55,856.45-35,969.69

Finding the Fourth Proportional to 40,458.34, 55,856.45 and 35,969.69

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Solution

The fourth proportional to 40,458.34, 55,856.45 and 35,969.69 is: 49,659.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,458.34 : 55,856.45 = 35,969.69 : x
  2. Step 2: Convert to fraction form
    40,458.34/55,856.45 = 35,969.69/x
  3. Step 3: Cross multiply
    40,458.34x = 55,856.45 × 35,969.69
  4. Step 4: Simplify right side
    40,458.34x = 2,009,138,817.96
  5. Step 5: Solve for x
    x = 2,009,138,817.96/40,458.34
  6. Step 6: Final answer
    x = 49,659.45

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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.