Home / 59,829.90-89,727.56-20,386.14

Finding the Fourth Proportional to 59,829.90, 89,727.56 and 20,386.14

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Solution

The fourth proportional to 59,829.90, 89,727.56 and 20,386.14 is: 30,573.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,829.90 : 89,727.56 = 20,386.14 : x
  2. Step 2: Convert to fraction form
    59,829.90/89,727.56 = 20,386.14/x
  3. Step 3: Cross multiply
    59,829.90x = 89,727.56 × 20,386.14
  4. Step 4: Simplify right side
    59,829.90x = 1,829,198,600.02
  5. Step 5: Solve for x
    x = 1,829,198,600.02/59,829.90
  6. Step 6: Final answer
    x = 30,573.32

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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.