Home / 66,634.48-91,957.71-36,419.14

Finding the Fourth Proportional to 66,634.48, 91,957.71 and 36,419.14

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Solution

The fourth proportional to 66,634.48, 91,957.71 and 36,419.14 is: 50,259.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,634.48 : 91,957.71 = 36,419.14 : x
  2. Step 2: Convert to fraction form
    66,634.48/91,957.71 = 36,419.14/x
  3. Step 3: Cross multiply
    66,634.48x = 91,957.71 × 36,419.14
  4. Step 4: Simplify right side
    66,634.48x = 3,349,020,714.57
  5. Step 5: Solve for x
    x = 3,349,020,714.57/66,634.48
  6. Step 6: Final answer
    x = 50,259.58

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.