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Finding the Fourth Proportional to 168,368.76, 252,498.69 and 56,018.82

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Solution

The fourth proportional to 168,368.76, 252,498.69 and 56,018.82 is: 84,010.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,368.76 : 252,498.69 = 56,018.82 : x
  2. Step 2: Convert to fraction form
    168,368.76/252,498.69 = 56,018.82/x
  3. Step 3: Cross multiply
    168,368.76x = 252,498.69 × 56,018.82
  4. Step 4: Simplify right side
    168,368.76x = 14,144,678,665.35
  5. Step 5: Solve for x
    x = 14,144,678,665.35/168,368.76
  6. Step 6: Final answer
    x = 84,010.11

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1.5x scale

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.