Home / 48,330.40-66,665.24-34,921.34

Finding the Fourth Proportional to 48,330.40, 66,665.24 and 34,921.34

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Solution

The fourth proportional to 48,330.40, 66,665.24 and 34,921.34 is: 48,169.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,330.40 : 66,665.24 = 34,921.34 : x
  2. Step 2: Convert to fraction form
    48,330.40/66,665.24 = 34,921.34/x
  3. Step 3: Cross multiply
    48,330.40x = 66,665.24 × 34,921.34
  4. Step 4: Simplify right side
    48,330.40x = 2,328,039,512.22
  5. Step 5: Solve for x
    x = 2,328,039,512.22/48,330.40
  6. Step 6: Final answer
    x = 48,169.26

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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.