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Finding the Fourth Proportional to 174,477.60, 240,780.24 and 99,027.36

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Solution

The fourth proportional to 174,477.60, 240,780.24 and 99,027.36 is: 136,658.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,477.60 : 240,780.24 = 99,027.36 : x
  2. Step 2: Convert to fraction form
    174,477.60/240,780.24 = 99,027.36/x
  3. Step 3: Cross multiply
    174,477.60x = 240,780.24 × 99,027.36
  4. Step 4: Simplify right side
    174,477.60x = 23,843,831,507.37
  5. Step 5: Solve for x
    x = 23,843,831,507.37/174,477.60
  6. Step 6: Final answer
    x = 136,658.41

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1.5x scale

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.