Home / 188,985.68-283,283.96-83,854.16

Finding the Fourth Proportional to 188,985.68, 283,283.96 and 83,854.16

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Solution

The fourth proportional to 188,985.68, 283,283.96 and 83,854.16 is: 125,694.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,985.68 : 283,283.96 = 83,854.16 : x
  2. Step 2: Convert to fraction form
    188,985.68/283,283.96 = 83,854.16/x
  3. Step 3: Cross multiply
    188,985.68x = 283,283.96 × 83,854.16
  4. Step 4: Simplify right side
    188,985.68x = 23,754,538,507.27
  5. Step 5: Solve for x
    x = 23,754,538,507.27/188,985.68
  6. Step 6: Final answer
    x = 125,694.91

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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.