Home / 59,975.72-89,963.69-20,533.18

Finding the Fourth Proportional to 59,975.72, 89,963.69 and 20,533.18

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Solution

The fourth proportional to 59,975.72, 89,963.69 and 20,533.18 is: 30,799.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,975.72 : 89,963.69 = 20,533.18 : x
  2. Step 2: Convert to fraction form
    59,975.72/89,963.69 = 20,533.18/x
  3. Step 3: Cross multiply
    59,975.72x = 89,963.69 × 20,533.18
  4. Step 4: Simplify right side
    59,975.72x = 1,847,240,312.66
  5. Step 5: Solve for x
    x = 1,847,240,312.66/59,975.72
  6. Step 6: Final answer
    x = 30,799.80

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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.