Home / 188,429.40-282,557.70-83,194.20

Finding the Fourth Proportional to 188,429.40, 282,557.70 and 83,194.20

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Solution

The fourth proportional to 188,429.40, 282,557.70 and 83,194.20 is: 124,753.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,429.40 : 282,557.70 = 83,194.20 : x
  2. Step 2: Convert to fraction form
    188,429.40/282,557.70 = 83,194.20/x
  3. Step 3: Cross multiply
    188,429.40x = 282,557.70 × 83,194.20
  4. Step 4: Simplify right side
    188,429.40x = 23,507,161,805.34
  5. Step 5: Solve for x
    x = 23,507,161,805.34/188,429.40
  6. Step 6: Final answer
    x = 124,753.15

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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.