Home / 118,701.40-178,074.06-37,669

Finding the Fourth Proportional to 118,701.40, 178,074.06 and 37,669

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Solution

The fourth proportional to 118,701.40, 178,074.06 and 37,669 is: 56,510.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,701.40 : 178,074.06 = 37,669 : x
  2. Step 2: Convert to fraction form
    118,701.40/178,074.06 = 37,669/x
  3. Step 3: Cross multiply
    118,701.40x = 178,074.06 × 37,669
  4. Step 4: Simplify right side
    118,701.40x = 6,707,871,766.14
  5. Step 5: Solve for x
    x = 6,707,871,766.14/118,701.40
  6. Step 6: Final answer
    x = 56,510.47

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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.