Home / 272,308.08-375,756.36-151,429.92

Finding the Fourth Proportional to 272,308.08, 375,756.36 and 151,429.92

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Solution

The fourth proportional to 272,308.08, 375,756.36 and 151,429.92 is: 208,957.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,308.08 : 375,756.36 = 151,429.92 : x
  2. Step 2: Convert to fraction form
    272,308.08/375,756.36 = 151,429.92/x
  3. Step 3: Cross multiply
    272,308.08x = 375,756.36 × 151,429.92
  4. Step 4: Simplify right side
    272,308.08x = 56,900,755,534.29
  5. Step 5: Solve for x
    x = 56,900,755,534.29/272,308.08
  6. Step 6: Final answer
    x = 208,957.28

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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.