Home / 415,104.12-622,743.66-134,599.50

Finding the Fourth Proportional to 415,104.12, 622,743.66 and 134,599.50

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Solution

The fourth proportional to 415,104.12, 622,743.66 and 134,599.50 is: 201,927.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    415,104.12 : 622,743.66 = 134,599.50 : x
  2. Step 2: Convert to fraction form
    415,104.12/622,743.66 = 134,599.50/x
  3. Step 3: Cross multiply
    415,104.12x = 622,743.66 × 134,599.50
  4. Step 4: Simplify right side
    415,104.12x = 83,820,985,264.17
  5. Step 5: Solve for x
    x = 83,820,985,264.17/415,104.12
  6. Step 6: Final answer
    x = 201,927.62

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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.