Home / 272,430.24-375,946.56-151,571.76

Finding the Fourth Proportional to 272,430.24, 375,946.56 and 151,571.76

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Solution

The fourth proportional to 272,430.24, 375,946.56 and 151,571.76 is: 209,165.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,430.24 : 375,946.56 = 151,571.76 : x
  2. Step 2: Convert to fraction form
    272,430.24/375,946.56 = 151,571.76/x
  3. Step 3: Cross multiply
    272,430.24x = 375,946.56 × 151,571.76
  4. Step 4: Simplify right side
    272,430.24x = 56,982,881,765.15
  5. Step 5: Solve for x
    x = 56,982,881,765.15/272,430.24
  6. Step 6: Final answer
    x = 209,165.04

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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.