Home / 66,634.26-99,951.40-17,386.26

Finding the Fourth Proportional to 66,634.26, 99,951.40 and 17,386.26

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Solution

The fourth proportional to 66,634.26, 99,951.40 and 17,386.26 is: 26,079.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,634.26 : 99,951.40 = 17,386.26 : x
  2. Step 2: Convert to fraction form
    66,634.26/99,951.40 = 17,386.26/x
  3. Step 3: Cross multiply
    66,634.26x = 99,951.40 × 17,386.26
  4. Step 4: Simplify right side
    66,634.26x = 1,737,781,027.76
  5. Step 5: Solve for x
    x = 1,737,781,027.76/66,634.26
  6. Step 6: Final answer
    x = 26,079.39

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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.