Home / 192,130.29-288,195.44-65,772.18

Finding the Fourth Proportional to 192,130.29, 288,195.44 and 65,772.18

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Solution

The fourth proportional to 192,130.29, 288,195.44 and 65,772.18 is: 98,658.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,130.29 : 288,195.44 = 65,772.18 : x
  2. Step 2: Convert to fraction form
    192,130.29/288,195.44 = 65,772.18/x
  3. Step 3: Cross multiply
    192,130.29x = 288,195.44 × 65,772.18
  4. Step 4: Simplify right side
    192,130.29x = 18,955,242,026.00
  5. Step 5: Solve for x
    x = 18,955,242,026.00/192,130.29
  6. Step 6: Final answer
    x = 98,658.27

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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.