Home / 98,532.92-135,941.22-59,783.04

Finding the Fourth Proportional to 98,532.92, 135,941.22 and 59,783.04

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Solution

The fourth proportional to 98,532.92, 135,941.22 and 59,783.04 is: 82,479.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,532.92 : 135,941.22 = 59,783.04 : x
  2. Step 2: Convert to fraction form
    98,532.92/135,941.22 = 59,783.04/x
  3. Step 3: Cross multiply
    98,532.92x = 135,941.22 × 59,783.04
  4. Step 4: Simplify right side
    98,532.92x = 8,126,979,392.91
  5. Step 5: Solve for x
    x = 8,126,979,392.91/98,532.92
  6. Step 6: Final answer
    x = 82,479.84

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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.