Home / 125,501.22-188,238.15-36,755.51

Finding the Fourth Proportional to 125,501.22, 188,238.15 and 36,755.51

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Solution

The fourth proportional to 125,501.22, 188,238.15 and 36,755.51 is: 55,129.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,501.22 : 188,238.15 = 36,755.51 : x
  2. Step 2: Convert to fraction form
    125,501.22/188,238.15 = 36,755.51/x
  3. Step 3: Cross multiply
    125,501.22x = 188,238.15 × 36,755.51
  4. Step 4: Simplify right side
    125,501.22x = 6,918,788,263.52
  5. Step 5: Solve for x
    x = 6,918,788,263.52/125,501.22
  6. Step 6: Final answer
    x = 55,129.25

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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.