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Finding the Fourth Proportional to 104,762.54, 157,116.13 and 29,886.95

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Solution

The fourth proportional to 104,762.54, 157,116.13 and 29,886.95 is: 44,822.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,762.54 : 157,116.13 = 29,886.95 : x
  2. Step 2: Convert to fraction form
    104,762.54/157,116.13 = 29,886.95/x
  3. Step 3: Cross multiply
    104,762.54x = 157,116.13 × 29,886.95
  4. Step 4: Simplify right side
    104,762.54x = 4,695,721,881.74
  5. Step 5: Solve for x
    x = 4,695,721,881.74/104,762.54
  6. Step 6: Final answer
    x = 44,822.53

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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.