Home / 59,458.28-89,186.81-20,015.12

Finding the Fourth Proportional to 59,458.28, 89,186.81 and 20,015.12

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Solution

The fourth proportional to 59,458.28, 89,186.81 and 20,015.12 is: 30,022.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,458.28 : 89,186.81 = 20,015.12 : x
  2. Step 2: Convert to fraction form
    59,458.28/89,186.81 = 20,015.12/x
  3. Step 3: Cross multiply
    59,458.28x = 89,186.81 × 20,015.12
  4. Step 4: Simplify right side
    59,458.28x = 1,785,084,827.46
  5. Step 5: Solve for x
    x = 1,785,084,827.46/59,458.28
  6. Step 6: Final answer
    x = 30,022.48

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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.