Home / 67,833.36-93,621-39,533.58

Finding the Fourth Proportional to 67,833.36, 93,621 and 39,533.58

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Solution

The fourth proportional to 67,833.36, 93,621 and 39,533.58 is: 54,562.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,833.36 : 93,621 = 39,533.58 : x
  2. Step 2: Convert to fraction form
    67,833.36/93,621 = 39,533.58/x
  3. Step 3: Cross multiply
    67,833.36x = 93,621 × 39,533.58
  4. Step 4: Simplify right side
    67,833.36x = 3,701,173,293.18
  5. Step 5: Solve for x
    x = 3,701,173,293.18/67,833.36
  6. Step 6: Final answer
    x = 54,562.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.