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Finding the Fourth Proportional to 151,228.60, 226,929.30 and 57,801.40

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Solution

The fourth proportional to 151,228.60, 226,929.30 and 57,801.40 is: 86,735.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,228.60 : 226,929.30 = 57,801.40 : x
  2. Step 2: Convert to fraction form
    151,228.60/226,929.30 = 57,801.40/x
  3. Step 3: Cross multiply
    151,228.60x = 226,929.30 × 57,801.40
  4. Step 4: Simplify right side
    151,228.60x = 13,116,831,241.02
  5. Step 5: Solve for x
    x = 13,116,831,241.02/151,228.60
  6. Step 6: Final answer
    x = 86,735.12

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1.5x scale

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.