Home / 207,200.96-286,098.23-161,800.19

Finding the Fourth Proportional to 207,200.96, 286,098.23 and 161,800.19

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Solution

The fourth proportional to 207,200.96, 286,098.23 and 161,800.19 is: 223,409.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,200.96 : 286,098.23 = 161,800.19 : x
  2. Step 2: Convert to fraction form
    207,200.96/286,098.23 = 161,800.19/x
  3. Step 3: Cross multiply
    207,200.96x = 286,098.23 × 161,800.19
  4. Step 4: Simplify right side
    207,200.96x = 46,290,746,946.67
  5. Step 5: Solve for x
    x = 46,290,746,946.67/207,200.96
  6. Step 6: Final answer
    x = 223,409.91

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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.