Home / 117,806.94-162,561.44-70,051.06

Finding the Fourth Proportional to 117,806.94, 162,561.44 and 70,051.06

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Solution

The fourth proportional to 117,806.94, 162,561.44 and 70,051.06 is: 96,663.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,806.94 : 162,561.44 = 70,051.06 : x
  2. Step 2: Convert to fraction form
    117,806.94/162,561.44 = 70,051.06/x
  3. Step 3: Cross multiply
    117,806.94x = 162,561.44 × 70,051.06
  4. Step 4: Simplify right side
    117,806.94x = 11,387,601,187.13
  5. Step 5: Solve for x
    x = 11,387,601,187.13/117,806.94
  6. Step 6: Final answer
    x = 96,663.25

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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.