Home / 62,762.80-94,150.12-20,643.23

Finding the Fourth Proportional to 62,762.80, 94,150.12 and 20,643.23

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Solution

The fourth proportional to 62,762.80, 94,150.12 and 20,643.23 is: 30,966.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,762.80 : 94,150.12 = 20,643.23 : x
  2. Step 2: Convert to fraction form
    62,762.80/94,150.12 = 20,643.23/x
  3. Step 3: Cross multiply
    62,762.80x = 94,150.12 × 20,643.23
  4. Step 4: Simplify right side
    62,762.80x = 1,943,562,597.42
  5. Step 5: Solve for x
    x = 1,943,562,597.42/62,762.80
  6. Step 6: Final answer
    x = 30,966.79

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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.