Home / 114,678.47-158,261.58-63,691.44

Finding the Fourth Proportional to 114,678.47, 158,261.58 and 63,691.44

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Solution

The fourth proportional to 114,678.47, 158,261.58 and 63,691.44 is: 87,897.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,678.47 : 158,261.58 = 63,691.44 : x
  2. Step 2: Convert to fraction form
    114,678.47/158,261.58 = 63,691.44/x
  3. Step 3: Cross multiply
    114,678.47x = 158,261.58 × 63,691.44
  4. Step 4: Simplify right side
    114,678.47x = 10,079,907,926.88
  5. Step 5: Solve for x
    x = 10,079,907,926.88/114,678.47
  6. Step 6: Final answer
    x = 87,897.13

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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.