Home / 253,985.24-350,500.59-139,265.66

Finding the Fourth Proportional to 253,985.24, 350,500.59 and 139,265.66

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Solution

The fourth proportional to 253,985.24, 350,500.59 and 139,265.66 is: 192,187.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,985.24 : 350,500.59 = 139,265.66 : x
  2. Step 2: Convert to fraction form
    253,985.24/350,500.59 = 139,265.66/x
  3. Step 3: Cross multiply
    253,985.24x = 350,500.59 × 139,265.66
  4. Step 4: Simplify right side
    253,985.24x = 48,812,695,996.74
  5. Step 5: Solve for x
    x = 48,812,695,996.74/253,985.24
  6. Step 6: Final answer
    x = 192,187.14

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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.