Home / 272,352.79-375,869.55-151,516.84

Finding the Fourth Proportional to 272,352.79, 375,869.55 and 151,516.84

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Solution

The fourth proportional to 272,352.79, 375,869.55 and 151,516.84 is: 209,105.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,352.79 : 375,869.55 = 151,516.84 : x
  2. Step 2: Convert to fraction form
    272,352.79/375,869.55 = 151,516.84/x
  3. Step 3: Cross multiply
    272,352.79x = 375,869.55 × 151,516.84
  4. Step 4: Simplify right side
    272,352.79x = 56,950,566,468.22
  5. Step 5: Solve for x
    x = 56,950,566,468.22/272,352.79
  6. Step 6: Final answer
    x = 209,105.87

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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.