Home / 133,095.90-199,643.85-39,601.65

Finding the Fourth Proportional to 133,095.90, 199,643.85 and 39,601.65

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Solution

The fourth proportional to 133,095.90, 199,643.85 and 39,601.65 is: 59,402.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,095.90 : 199,643.85 = 39,601.65 : x
  2. Step 2: Convert to fraction form
    133,095.90/199,643.85 = 39,601.65/x
  3. Step 3: Cross multiply
    133,095.90x = 199,643.85 × 39,601.65
  4. Step 4: Simplify right side
    133,095.90x = 7,906,225,872.35
  5. Step 5: Solve for x
    x = 7,906,225,872.35/133,095.90
  6. Step 6: Final answer
    x = 59,402.48

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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.