Home / 148,837.86-205,277.46-97,902.90

Finding the Fourth Proportional to 148,837.86, 205,277.46 and 97,902.90

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Solution

The fourth proportional to 148,837.86, 205,277.46 and 97,902.90 is: 135,027.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,837.86 : 205,277.46 = 97,902.90 : x
  2. Step 2: Convert to fraction form
    148,837.86/205,277.46 = 97,902.90/x
  3. Step 3: Cross multiply
    148,837.86x = 205,277.46 × 97,902.90
  4. Step 4: Simplify right side
    148,837.86x = 20,097,258,638.63
  5. Step 5: Solve for x
    x = 20,097,258,638.63/148,837.86
  6. Step 6: Final answer
    x = 135,027.87

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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.