Home / 158,943.94-238,416.12-40,615.40

Finding the Fourth Proportional to 158,943.94, 238,416.12 and 40,615.40

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Solution

The fourth proportional to 158,943.94, 238,416.12 and 40,615.40 is: 60,923.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,943.94 : 238,416.12 = 40,615.40 : x
  2. Step 2: Convert to fraction form
    158,943.94/238,416.12 = 40,615.40/x
  3. Step 3: Cross multiply
    158,943.94x = 238,416.12 × 40,615.40
  4. Step 4: Simplify right side
    158,943.94x = 9,683,364,685.09
  5. Step 5: Solve for x
    x = 9,683,364,685.09/158,943.94
  6. Step 6: Final answer
    x = 60,923.14

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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.