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Finding the Fourth Proportional to 169,374.24, 254,072.16 and 44,712

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Solution

The fourth proportional to 169,374.24, 254,072.16 and 44,712 is: 67,070.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,374.24 : 254,072.16 = 44,712 : x
  2. Step 2: Convert to fraction form
    169,374.24/254,072.16 = 44,712/x
  3. Step 3: Cross multiply
    169,374.24x = 254,072.16 × 44,712
  4. Step 4: Simplify right side
    169,374.24x = 11,360,074,417.92
  5. Step 5: Solve for x
    x = 11,360,074,417.92/169,374.24
  6. Step 6: Final answer
    x = 67,070.85

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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.