Home / 158,667.12-238,001.25-40,338.45

Finding the Fourth Proportional to 158,667.12, 238,001.25 and 40,338.45

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Solution

The fourth proportional to 158,667.12, 238,001.25 and 40,338.45 is: 60,507.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,667.12 : 238,001.25 = 40,338.45 : x
  2. Step 2: Convert to fraction form
    158,667.12/238,001.25 = 40,338.45/x
  3. Step 3: Cross multiply
    158,667.12x = 238,001.25 × 40,338.45
  4. Step 4: Simplify right side
    158,667.12x = 9,600,601,523.06
  5. Step 5: Solve for x
    x = 9,600,601,523.06/158,667.12
  6. Step 6: Final answer
    x = 60,507.82

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1.5x scale

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.