Home / 123,827.13-170,883.27-70,110.63

Finding the Fourth Proportional to 123,827.13, 170,883.27 and 70,110.63

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Solution

The fourth proportional to 123,827.13, 170,883.27 and 70,110.63 is: 96,753.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,827.13 : 170,883.27 = 70,110.63 : x
  2. Step 2: Convert to fraction form
    123,827.13/170,883.27 = 70,110.63/x
  3. Step 3: Cross multiply
    123,827.13x = 170,883.27 × 70,110.63
  4. Step 4: Simplify right side
    123,827.13x = 11,980,733,716.16
  5. Step 5: Solve for x
    x = 11,980,733,716.16/123,827.13
  6. Step 6: Final answer
    x = 96,753.71

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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.