Home / 192,449.04-288,601.79-66,053.45

Finding the Fourth Proportional to 192,449.04, 288,601.79 and 66,053.45

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Solution

The fourth proportional to 192,449.04, 288,601.79 and 66,053.45 is: 99,055.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,449.04 : 288,601.79 = 66,053.45 : x
  2. Step 2: Convert to fraction form
    192,449.04/288,601.79 = 66,053.45/x
  3. Step 3: Cross multiply
    192,449.04x = 288,601.79 × 66,053.45
  4. Step 4: Simplify right side
    192,449.04x = 19,063,142,132.40
  5. Step 5: Solve for x
    x = 19,063,142,132.40/192,449.04
  6. Step 6: Final answer
    x = 99,055.53

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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.