Home / 158,764.80-238,066.08-83,925.12

Finding the Fourth Proportional to 158,764.80, 238,066.08 and 83,925.12

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Solution

The fourth proportional to 158,764.80, 238,066.08 and 83,925.12 is: 125,844.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,764.80 : 238,066.08 = 83,925.12 : x
  2. Step 2: Convert to fraction form
    158,764.80/238,066.08 = 83,925.12/x
  3. Step 3: Cross multiply
    158,764.80x = 238,066.08 × 83,925.12
  4. Step 4: Simplify right side
    158,764.80x = 19,979,724,331.93
  5. Step 5: Solve for x
    x = 19,979,724,331.93/158,764.80
  6. Step 6: Final answer
    x = 125,844.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.