Home / 148,015.61-204,261.11-80,032.10

Finding the Fourth Proportional to 148,015.61, 204,261.11 and 80,032.10

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Solution

The fourth proportional to 148,015.61, 204,261.11 and 80,032.10 is: 110,444.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,015.61 : 204,261.11 = 80,032.10 : x
  2. Step 2: Convert to fraction form
    148,015.61/204,261.11 = 80,032.10/x
  3. Step 3: Cross multiply
    148,015.61x = 204,261.11 × 80,032.10
  4. Step 4: Simplify right side
    148,015.61x = 16,347,445,181.47
  5. Step 5: Solve for x
    x = 16,347,445,181.47/148,015.61
  6. Step 6: Final answer
    x = 110,444.06

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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.