Home / 188,945.02-283,412.80-76,595.19

Finding the Fourth Proportional to 188,945.02, 283,412.80 and 76,595.19

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Solution

The fourth proportional to 188,945.02, 283,412.80 and 76,595.19 is: 114,890.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,945.02 : 283,412.80 = 76,595.19 : x
  2. Step 2: Convert to fraction form
    188,945.02/283,412.80 = 76,595.19/x
  3. Step 3: Cross multiply
    188,945.02x = 283,412.80 × 76,595.19
  4. Step 4: Simplify right side
    188,945.02x = 21,708,057,264.43
  5. Step 5: Solve for x
    x = 21,708,057,264.43/188,945.02
  6. Step 6: Final answer
    x = 114,890.87

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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.