Home / 219,325.74-302,652.63-123,841.86

Finding the Fourth Proportional to 219,325.74, 302,652.63 and 123,841.86

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Solution

The fourth proportional to 219,325.74, 302,652.63 and 123,841.86 is: 170,892.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,325.74 : 302,652.63 = 123,841.86 : x
  2. Step 2: Convert to fraction form
    219,325.74/302,652.63 = 123,841.86/x
  3. Step 3: Cross multiply
    219,325.74x = 302,652.63 × 123,841.86
  4. Step 4: Simplify right side
    219,325.74x = 37,481,064,633.09
  5. Step 5: Solve for x
    x = 37,481,064,633.09/219,325.74
  6. Step 6: Final answer
    x = 170,892.23

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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.