Home / 76,272.34-114,407.28-23,681.87

Finding the Fourth Proportional to 76,272.34, 114,407.28 and 23,681.87

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Solution

The fourth proportional to 76,272.34, 114,407.28 and 23,681.87 is: 35,522.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,272.34 : 114,407.28 = 23,681.87 : x
  2. Step 2: Convert to fraction form
    76,272.34/114,407.28 = 23,681.87/x
  3. Step 3: Cross multiply
    76,272.34x = 114,407.28 × 23,681.87
  4. Step 4: Simplify right side
    76,272.34x = 2,709,378,332.01
  5. Step 5: Solve for x
    x = 2,709,378,332.01/76,272.34
  6. Step 6: Final answer
    x = 35,522.42

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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.