Home / 160,831.53-221,957.57-92,860.94

Finding the Fourth Proportional to 160,831.53, 221,957.57 and 92,860.94

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Solution

The fourth proportional to 160,831.53, 221,957.57 and 92,860.94 is: 128,153.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,831.53 : 221,957.57 = 92,860.94 : x
  2. Step 2: Convert to fraction form
    160,831.53/221,957.57 = 92,860.94/x
  3. Step 3: Cross multiply
    160,831.53x = 221,957.57 × 92,860.94
  4. Step 4: Simplify right side
    160,831.53x = 20,611,187,016.22
  5. Step 5: Solve for x
    x = 20,611,187,016.22/160,831.53
  6. Step 6: Final answer
    x = 128,153.90

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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.