Home / 207,436.09-286,263.84-116,774.41

Finding the Fourth Proportional to 207,436.09, 286,263.84 and 116,774.41

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Solution

The fourth proportional to 207,436.09, 286,263.84 and 116,774.41 is: 161,149.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,436.09 : 286,263.84 = 116,774.41 : x
  2. Step 2: Convert to fraction form
    207,436.09/286,263.84 = 116,774.41/x
  3. Step 3: Cross multiply
    207,436.09x = 286,263.84 × 116,774.41
  4. Step 4: Simplify right side
    207,436.09x = 33,428,291,020.33
  5. Step 5: Solve for x
    x = 33,428,291,020.33/207,436.09
  6. Step 6: Final answer
    x = 161,149.83

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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.