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Finding the Fourth Proportional to 101,332.98, 139,835.34 and 58,888.26

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Solution

The fourth proportional to 101,332.98, 139,835.34 and 58,888.26 is: 81,263.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,332.98 : 139,835.34 = 58,888.26 : x
  2. Step 2: Convert to fraction form
    101,332.98/139,835.34 = 58,888.26/x
  3. Step 3: Cross multiply
    101,332.98x = 139,835.34 × 58,888.26
  4. Step 4: Simplify right side
    101,332.98x = 8,234,659,859.11
  5. Step 5: Solve for x
    x = 8,234,659,859.11/101,332.98
  6. Step 6: Final answer
    x = 81,263.37

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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.