Home / 272,756.08-376,402.98-151,907.86

Finding the Fourth Proportional to 272,756.08, 376,402.98 and 151,907.86

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Solution

The fourth proportional to 272,756.08, 376,402.98 and 151,907.86 is: 209,632.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,756.08 : 376,402.98 = 151,907.86 : x
  2. Step 2: Convert to fraction form
    272,756.08/376,402.98 = 151,907.86/x
  3. Step 3: Cross multiply
    272,756.08x = 376,402.98 × 151,907.86
  4. Step 4: Simplify right side
    272,756.08x = 57,178,571,189.42
  5. Step 5: Solve for x
    x = 57,178,571,189.42/272,756.08
  6. Step 6: Final answer
    x = 209,632.62

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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.