Home / 63,181.66-87,188.40-34,886.74

Finding the Fourth Proportional to 63,181.66, 87,188.40 and 34,886.74

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Solution

The fourth proportional to 63,181.66, 87,188.40 and 34,886.74 is: 48,142.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,181.66 : 87,188.40 = 34,886.74 : x
  2. Step 2: Convert to fraction form
    63,181.66/87,188.40 = 34,886.74/x
  3. Step 3: Cross multiply
    63,181.66x = 87,188.40 × 34,886.74
  4. Step 4: Simplify right side
    63,181.66x = 3,041,718,431.44
  5. Step 5: Solve for x
    x = 3,041,718,431.44/63,181.66
  6. Step 6: Final answer
    x = 48,142.43

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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.