Home / 67,963.02-93,756.42-47,831.07

Finding the Fourth Proportional to 67,963.02, 93,756.42 and 47,831.07

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Solution

The fourth proportional to 67,963.02, 93,756.42 and 47,831.07 is: 65,983.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,963.02 : 93,756.42 = 47,831.07 : x
  2. Step 2: Convert to fraction form
    67,963.02/93,756.42 = 47,831.07/x
  3. Step 3: Cross multiply
    67,963.02x = 93,756.42 × 47,831.07
  4. Step 4: Simplify right side
    67,963.02x = 4,484,470,239.56
  5. Step 5: Solve for x
    x = 4,484,470,239.56/67,963.02
  6. Step 6: Final answer
    x = 65,983.98

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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.