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Finding the Fourth Proportional to 174,497.60, 240,807.84 and 99,047.36

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Solution

The fourth proportional to 174,497.60, 240,807.84 and 99,047.36 is: 136,686.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,497.60 : 240,807.84 = 99,047.36 : x
  2. Step 2: Convert to fraction form
    174,497.60/240,807.84 = 99,047.36/x
  3. Step 3: Cross multiply
    174,497.60x = 240,807.84 × 99,047.36
  4. Step 4: Simplify right side
    174,497.60x = 23,851,380,819.30
  5. Step 5: Solve for x
    x = 23,851,380,819.30/174,497.60
  6. Step 6: Final answer
    x = 136,686.01

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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.