Home / 133,032.10-199,548.15-61,954.60

Finding the Fourth Proportional to 133,032.10, 199,548.15 and 61,954.60

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Solution

The fourth proportional to 133,032.10, 199,548.15 and 61,954.60 is: 92,931.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,032.10 : 199,548.15 = 61,954.60 : x
  2. Step 2: Convert to fraction form
    133,032.10/199,548.15 = 61,954.60/x
  3. Step 3: Cross multiply
    133,032.10x = 199,548.15 × 61,954.60
  4. Step 4: Simplify right side
    133,032.10x = 12,362,925,813.99
  5. Step 5: Solve for x
    x = 12,362,925,813.99/133,032.10
  6. Step 6: Final answer
    x = 92,931.90

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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.