Home / 62,881.15-94,333.37-20,764.17

Finding the Fourth Proportional to 62,881.15, 94,333.37 and 20,764.17

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Solution

The fourth proportional to 62,881.15, 94,333.37 and 20,764.17 is: 31,150.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,881.15 : 94,333.37 = 20,764.17 : x
  2. Step 2: Convert to fraction form
    62,881.15/94,333.37 = 20,764.17/x
  3. Step 3: Cross multiply
    62,881.15x = 94,333.37 × 20,764.17
  4. Step 4: Simplify right side
    62,881.15x = 1,958,754,131.35
  5. Step 5: Solve for x
    x = 1,958,754,131.35/62,881.15
  6. Step 6: Final answer
    x = 31,150.10

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1.5x scale

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.