Home / 207,948.96-286,903.08-123,049.62

Finding the Fourth Proportional to 207,948.96, 286,903.08 and 123,049.62

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Solution

The fourth proportional to 207,948.96, 286,903.08 and 123,049.62 is: 169,769.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,948.96 : 286,903.08 = 123,049.62 : x
  2. Step 2: Convert to fraction form
    207,948.96/286,903.08 = 123,049.62/x
  3. Step 3: Cross multiply
    207,948.96x = 286,903.08 × 123,049.62
  4. Step 4: Simplify right side
    207,948.96x = 35,303,314,970.83
  5. Step 5: Solve for x
    x = 35,303,314,970.83/207,948.96
  6. Step 6: Final answer
    x = 169,769.13

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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.