Home / 65,651.28-98,503.64-30,569.36

Finding the Fourth Proportional to 65,651.28, 98,503.64 and 30,569.36

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Solution

The fourth proportional to 65,651.28, 98,503.64 and 30,569.36 is: 45,866.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,651.28 : 98,503.64 = 30,569.36 : x
  2. Step 2: Convert to fraction form
    65,651.28/98,503.64 = 30,569.36/x
  3. Step 3: Cross multiply
    65,651.28x = 98,503.64 × 30,569.36
  4. Step 4: Simplify right side
    65,651.28x = 3,011,193,232.47
  5. Step 5: Solve for x
    x = 3,011,193,232.47/65,651.28
  6. Step 6: Final answer
    x = 45,866.48

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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.