Home / 60,033.04-90,050.72-18,480

Finding the Fourth Proportional to 60,033.04, 90,050.72 and 18,480

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Solution

The fourth proportional to 60,033.04, 90,050.72 and 18,480 is: 27,720.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,033.04 : 90,050.72 = 18,480 : x
  2. Step 2: Convert to fraction form
    60,033.04/90,050.72 = 18,480/x
  3. Step 3: Cross multiply
    60,033.04x = 90,050.72 × 18,480
  4. Step 4: Simplify right side
    60,033.04x = 1,664,137,305.60
  5. Step 5: Solve for x
    x = 1,664,137,305.60/60,033.04
  6. Step 6: Final answer
    x = 27,720.36

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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.