Home / 140,050.92-193,364.91-107,728.14

Finding the Fourth Proportional to 140,050.92, 193,364.91 and 107,728.14

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Solution

The fourth proportional to 140,050.92, 193,364.91 and 107,728.14 is: 148,737.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,050.92 : 193,364.91 = 107,728.14 : x
  2. Step 2: Convert to fraction form
    140,050.92/193,364.91 = 107,728.14/x
  3. Step 3: Cross multiply
    140,050.92x = 193,364.91 × 107,728.14
  4. Step 4: Simplify right side
    140,050.92x = 20,830,842,095.57
  5. Step 5: Solve for x
    x = 20,830,842,095.57/140,050.92
  6. Step 6: Final answer
    x = 148,737.63

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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.