Home / 81,239.53-112,108.46-44,940.03

Finding the Fourth Proportional to 81,239.53, 112,108.46 and 44,940.03

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Solution

The fourth proportional to 81,239.53, 112,108.46 and 44,940.03 is: 62,016.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,239.53 : 112,108.46 = 44,940.03 : x
  2. Step 2: Convert to fraction form
    81,239.53/112,108.46 = 44,940.03/x
  3. Step 3: Cross multiply
    81,239.53x = 112,108.46 × 44,940.03
  4. Step 4: Simplify right side
    81,239.53x = 5,038,157,625.42
  5. Step 5: Solve for x
    x = 5,038,157,625.42/81,239.53
  6. Step 6: Final answer
    x = 62,016.08

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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.