Home / 59,869.59-89,813.62-20,417.48

Finding the Fourth Proportional to 59,869.59, 89,813.62 and 20,417.48

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Solution

The fourth proportional to 59,869.59, 89,813.62 and 20,417.48 is: 30,629.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,869.59 : 89,813.62 = 20,417.48 : x
  2. Step 2: Convert to fraction form
    59,869.59/89,813.62 = 20,417.48/x
  3. Step 3: Cross multiply
    59,869.59x = 89,813.62 × 20,417.48
  4. Step 4: Simplify right side
    59,869.59x = 1,833,767,790.08
  5. Step 5: Solve for x
    x = 1,833,767,790.08/59,869.59
  6. Step 6: Final answer
    x = 30,629.37

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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.