Home / 86,445.58-119,297.02-48,204.76

Finding the Fourth Proportional to 86,445.58, 119,297.02 and 48,204.76

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Solution

The fourth proportional to 86,445.58, 119,297.02 and 48,204.76 is: 66,523.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,445.58 : 119,297.02 = 48,204.76 : x
  2. Step 2: Convert to fraction form
    86,445.58/119,297.02 = 48,204.76/x
  3. Step 3: Cross multiply
    86,445.58x = 119,297.02 × 48,204.76
  4. Step 4: Simplify right side
    86,445.58x = 5,750,684,217.82
  5. Step 5: Solve for x
    x = 5,750,684,217.82/86,445.58
  6. Step 6: Final answer
    x = 66,523.75

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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.