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Finding the Fourth Proportional to 176,019.80, 264,029.70 and 134,547.80

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Solution

The fourth proportional to 176,019.80, 264,029.70 and 134,547.80 is: 201,821.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,019.80 : 264,029.70 = 134,547.80 : x
  2. Step 2: Convert to fraction form
    176,019.80/264,029.70 = 134,547.80/x
  3. Step 3: Cross multiply
    176,019.80x = 264,029.70 × 134,547.80
  4. Step 4: Simplify right side
    176,019.80x = 35,524,615,269.66
  5. Step 5: Solve for x
    x = 35,524,615,269.66/176,019.80
  6. Step 6: Final answer
    x = 201,821.70

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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.