Home / 84,690.02-126,924.26-34,711.60

Finding the Fourth Proportional to 84,690.02, 126,924.26 and 34,711.60

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Solution

The fourth proportional to 84,690.02, 126,924.26 and 34,711.60 is: 52,022.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,690.02 : 126,924.26 = 34,711.60 : x
  2. Step 2: Convert to fraction form
    84,690.02/126,924.26 = 34,711.60/x
  3. Step 3: Cross multiply
    84,690.02x = 126,924.26 × 34,711.60
  4. Step 4: Simplify right side
    84,690.02x = 4,405,744,143.42
  5. Step 5: Solve for x
    x = 4,405,744,143.42/84,690.02
  6. Step 6: Final answer
    x = 52,022.00

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.