Home / 116,897.42-175,067.80-74,646.63

Finding the Fourth Proportional to 116,897.42, 175,067.80 and 74,646.63

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Solution

The fourth proportional to 116,897.42, 175,067.80 and 74,646.63 is: 111,792.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,897.42 : 175,067.80 = 74,646.63 : x
  2. Step 2: Convert to fraction form
    116,897.42/175,067.80 = 74,646.63/x
  3. Step 3: Cross multiply
    116,897.42x = 175,067.80 × 74,646.63
  4. Step 4: Simplify right side
    116,897.42x = 13,068,220,918.28
  5. Step 5: Solve for x
    x = 13,068,220,918.28/116,897.42
  6. Step 6: Final answer
    x = 111,792.21

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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.