Home / 118,943.40-178,415.06-35,837.40

Finding the Fourth Proportional to 118,943.40, 178,415.06 and 35,837.40

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Solution

The fourth proportional to 118,943.40, 178,415.06 and 35,837.40 is: 53,756.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,943.40 : 178,415.06 = 35,837.40 : x
  2. Step 2: Convert to fraction form
    118,943.40/178,415.06 = 35,837.40/x
  3. Step 3: Cross multiply
    118,943.40x = 178,415.06 × 35,837.40
  4. Step 4: Simplify right side
    118,943.40x = 6,393,931,871.24
  5. Step 5: Solve for x
    x = 6,393,931,871.24/118,943.40
  6. Step 6: Final answer
    x = 53,756.09

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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.