Home / 98,181.82-135,503.57-59,933.35

Finding the Fourth Proportional to 98,181.82, 135,503.57 and 59,933.35

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Solution

The fourth proportional to 98,181.82, 135,503.57 and 59,933.35 is: 82,715.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,181.82 : 135,503.57 = 59,933.35 : x
  2. Step 2: Convert to fraction form
    98,181.82/135,503.57 = 59,933.35/x
  3. Step 3: Cross multiply
    98,181.82x = 135,503.57 × 59,933.35
  4. Step 4: Simplify right side
    98,181.82x = 8,121,181,909.87
  5. Step 5: Solve for x
    x = 8,121,181,909.87/98,181.82
  6. Step 6: Final answer
    x = 82,715.74

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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.