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Finding the Fourth Proportional to 118,364.65, 177,547.44 and 29,617.90

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Solution

The fourth proportional to 118,364.65, 177,547.44 and 29,617.90 is: 44,426.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,364.65 : 177,547.44 = 29,617.90 : x
  2. Step 2: Convert to fraction form
    118,364.65/177,547.44 = 29,617.90/x
  3. Step 3: Cross multiply
    118,364.65x = 177,547.44 × 29,617.90
  4. Step 4: Simplify right side
    118,364.65x = 5,258,582,323.18
  5. Step 5: Solve for x
    x = 5,258,582,323.18/118,364.65
  6. Step 6: Final answer
    x = 44,426.97

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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.