Home / 188,518.34-282,703.08-76,177.34

Finding the Fourth Proportional to 188,518.34, 282,703.08 and 76,177.34

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Solution

The fourth proportional to 188,518.34, 282,703.08 and 76,177.34 is: 114,235.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,518.34 : 282,703.08 = 76,177.34 : x
  2. Step 2: Convert to fraction form
    188,518.34/282,703.08 = 76,177.34/x
  3. Step 3: Cross multiply
    188,518.34x = 282,703.08 × 76,177.34
  4. Step 4: Simplify right side
    188,518.34x = 21,535,568,644.21
  5. Step 5: Solve for x
    x = 21,535,568,644.21/188,518.34
  6. Step 6: Final answer
    x = 114,235.93

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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.