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Finding the Fourth Proportional to 174,254.58, 240,798.21 and 142,411.86

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Solution

The fourth proportional to 174,254.58, 240,798.21 and 142,411.86 is: 196,795.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,254.58 : 240,798.21 = 142,411.86 : x
  2. Step 2: Convert to fraction form
    174,254.58/240,798.21 = 142,411.86/x
  3. Step 3: Cross multiply
    174,254.58x = 240,798.21 × 142,411.86
  4. Step 4: Simplify right side
    174,254.58x = 34,292,520,970.77
  5. Step 5: Solve for x
    x = 34,292,520,970.77/174,254.58
  6. Step 6: Final answer
    x = 196,795.52

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.