Home / 98,176.11-135,479.18-59,999.60

Finding the Fourth Proportional to 98,176.11, 135,479.18 and 59,999.60

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Solution

The fourth proportional to 98,176.11, 135,479.18 and 59,999.60 is: 82,797.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,176.11 : 135,479.18 = 59,999.60 : x
  2. Step 2: Convert to fraction form
    98,176.11/135,479.18 = 59,999.60/x
  3. Step 3: Cross multiply
    98,176.11x = 135,479.18 × 59,999.60
  4. Step 4: Simplify right side
    98,176.11x = 8,128,695,630.93
  5. Step 5: Solve for x
    x = 8,128,695,630.93/98,176.11
  6. Step 6: Final answer
    x = 82,797.08

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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.