Home / 667,562.32-1,001,332.54-162,127.45

Finding the Fourth Proportional to 667,562.32, 1,001,332.54 and 162,127.45

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Solution

The fourth proportional to 667,562.32, 1,001,332.54 and 162,127.45 is: 243,188.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    667,562.32 : 1,001,332.54 = 162,127.45 : x
  2. Step 2: Convert to fraction form
    667,562.32/1,001,332.54 = 162,127.45/x
  3. Step 3: Cross multiply
    667,562.32x = 1,001,332.54 × 162,127.45
  4. Step 4: Simplify right side
    667,562.32x = 162,343,491,312.22
  5. Step 5: Solve for x
    x = 162,343,491,312.22/667,562.32
  6. Step 6: Final answer
    x = 243,188.52

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.