Home / 218,184.17-301,092.27-122,688.83

Finding the Fourth Proportional to 218,184.17, 301,092.27 and 122,688.83

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Solution

The fourth proportional to 218,184.17, 301,092.27 and 122,688.83 is: 169,309.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,184.17 : 301,092.27 = 122,688.83 : x
  2. Step 2: Convert to fraction form
    218,184.17/301,092.27 = 122,688.83/x
  3. Step 3: Cross multiply
    218,184.17x = 301,092.27 × 122,688.83
  4. Step 4: Simplify right side
    218,184.17x = 36,940,658,328.34
  5. Step 5: Solve for x
    x = 36,940,658,328.34/218,184.17
  6. Step 6: Final answer
    x = 169,309.53

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1.5x scale

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.