Home / 118,870.29-178,333.08-34,639.41

Finding the Fourth Proportional to 118,870.29, 178,333.08 and 34,639.41

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Solution

The fourth proportional to 118,870.29, 178,333.08 and 34,639.41 is: 51,967.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,870.29 : 178,333.08 = 34,639.41 : x
  2. Step 2: Convert to fraction form
    118,870.29/178,333.08 = 34,639.41/x
  3. Step 3: Cross multiply
    118,870.29x = 178,333.08 × 34,639.41
  4. Step 4: Simplify right side
    118,870.29x = 6,177,352,674.68
  5. Step 5: Solve for x
    x = 6,177,352,674.68/118,870.29
  6. Step 6: Final answer
    x = 51,967.17

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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.