Home / 247,962.51-342,225.68-151,222.50

Finding the Fourth Proportional to 247,962.51, 342,225.68 and 151,222.50

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Solution

The fourth proportional to 247,962.51, 342,225.68 and 151,222.50 is: 208,709.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,962.51 : 342,225.68 = 151,222.50 : x
  2. Step 2: Convert to fraction form
    247,962.51/342,225.68 = 151,222.50/x
  3. Step 3: Cross multiply
    247,962.51x = 342,225.68 × 151,222.50
  4. Step 4: Simplify right side
    247,962.51x = 51,752,222,137.69
  5. Step 5: Solve for x
    x = 51,752,222,137.69/247,962.51
  6. Step 6: Final answer
    x = 208,709.87

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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.