Home / 112,863.08-155,396.40-95,831.48

Finding the Fourth Proportional to 112,863.08, 155,396.40 and 95,831.48

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Solution

The fourth proportional to 112,863.08, 155,396.40 and 95,831.48 is: 131,946.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,863.08 : 155,396.40 = 95,831.48 : x
  2. Step 2: Convert to fraction form
    112,863.08/155,396.40 = 95,831.48/x
  3. Step 3: Cross multiply
    112,863.08x = 155,396.40 × 95,831.48
  4. Step 4: Simplify right side
    112,863.08x = 14,891,866,998.67
  5. Step 5: Solve for x
    x = 14,891,866,998.67/112,863.08
  6. Step 6: Final answer
    x = 131,946.31

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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.