Home / 272,303.40-375,789.06-151,453.43

Finding the Fourth Proportional to 272,303.40, 375,789.06 and 151,453.43

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Solution

The fourth proportional to 272,303.40, 375,789.06 and 151,453.43 is: 209,011.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,303.40 : 375,789.06 = 151,453.43 : x
  2. Step 2: Convert to fraction form
    272,303.40/375,789.06 = 151,453.43/x
  3. Step 3: Cross multiply
    272,303.40x = 375,789.06 × 151,453.43
  4. Step 4: Simplify right side
    272,303.40x = 56,914,540,214.53
  5. Step 5: Solve for x
    x = 56,914,540,214.53/272,303.40
  6. Step 6: Final answer
    x = 209,011.49

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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.