Home / 59,976.47-89,964.81-20,533.93

Finding the Fourth Proportional to 59,976.47, 89,964.81 and 20,533.93

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Solution

The fourth proportional to 59,976.47, 89,964.81 and 20,533.93 is: 30,800.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,976.47 : 89,964.81 = 20,533.93 : x
  2. Step 2: Convert to fraction form
    59,976.47/89,964.81 = 20,533.93/x
  3. Step 3: Cross multiply
    59,976.47x = 89,964.81 × 20,533.93
  4. Step 4: Simplify right side
    59,976.47x = 1,847,330,886.09
  5. Step 5: Solve for x
    x = 1,847,330,886.09/59,976.47
  6. Step 6: Final answer
    x = 30,800.93

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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.