Home / 68,831.55-94,887-48,652.83

Finding the Fourth Proportional to 68,831.55, 94,887 and 48,652.83

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Solution

The fourth proportional to 68,831.55, 94,887 and 48,652.83 is: 67,069.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,831.55 : 94,887 = 48,652.83 : x
  2. Step 2: Convert to fraction form
    68,831.55/94,887 = 48,652.83/x
  3. Step 3: Cross multiply
    68,831.55x = 94,887 × 48,652.83
  4. Step 4: Simplify right side
    68,831.55x = 4,616,521,080.21
  5. Step 5: Solve for x
    x = 4,616,521,080.21/68,831.55
  6. Step 6: Final answer
    x = 67,069.84

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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.