Home / 272,339.93-375,823.70-151,478.61

Finding the Fourth Proportional to 272,339.93, 375,823.70 and 151,478.61

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Solution

The fourth proportional to 272,339.93, 375,823.70 and 151,478.61 is: 209,037.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,339.93 : 375,823.70 = 151,478.61 : x
  2. Step 2: Convert to fraction form
    272,339.93/375,823.70 = 151,478.61/x
  3. Step 3: Cross multiply
    272,339.93x = 375,823.70 × 151,478.61
  4. Step 4: Simplify right side
    272,339.93x = 56,929,250,923.66
  5. Step 5: Solve for x
    x = 56,929,250,923.66/272,339.93
  6. Step 6: Final answer
    x = 209,037.48

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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.