Home / 162,236.11-223,762.39-139,613.17

Finding the Fourth Proportional to 162,236.11, 223,762.39 and 139,613.17

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Solution

The fourth proportional to 162,236.11, 223,762.39 and 139,613.17 is: 192,559.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,236.11 : 223,762.39 = 139,613.17 : x
  2. Step 2: Convert to fraction form
    162,236.11/223,762.39 = 139,613.17/x
  3. Step 3: Cross multiply
    162,236.11x = 223,762.39 × 139,613.17
  4. Step 4: Simplify right side
    162,236.11x = 31,240,176,594.68
  5. Step 5: Solve for x
    x = 31,240,176,594.68/162,236.11
  6. Step 6: Final answer
    x = 192,559.95

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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.