Home / 121,236.17-181,854.27-36,996.77

Finding the Fourth Proportional to 121,236.17, 181,854.27 and 36,996.77

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Solution

The fourth proportional to 121,236.17, 181,854.27 and 36,996.77 is: 55,495.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,236.17 : 181,854.27 = 36,996.77 : x
  2. Step 2: Convert to fraction form
    121,236.17/181,854.27 = 36,996.77/x
  3. Step 3: Cross multiply
    121,236.17x = 181,854.27 × 36,996.77
  4. Step 4: Simplify right side
    121,236.17x = 6,728,021,055.34
  5. Step 5: Solve for x
    x = 6,728,021,055.34/121,236.17
  6. Step 6: Final answer
    x = 55,495.17

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1.5x scale

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.