Home / 175,332.55-262,889.25-74,078.55

Finding the Fourth Proportional to 175,332.55, 262,889.25 and 74,078.55

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Solution

The fourth proportional to 175,332.55, 262,889.25 and 74,078.55 is: 111,071.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,332.55 : 262,889.25 = 74,078.55 : x
  2. Step 2: Convert to fraction form
    175,332.55/262,889.25 = 74,078.55/x
  3. Step 3: Cross multiply
    175,332.55x = 262,889.25 × 74,078.55
  4. Step 4: Simplify right side
    175,332.55x = 19,474,454,172.79
  5. Step 5: Solve for x
    x = 19,474,454,172.79/175,332.55
  6. Step 6: Final answer
    x = 111,071.53

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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.