Home / 84,400.92-116,479.08-48,600.36

Finding the Fourth Proportional to 84,400.92, 116,479.08 and 48,600.36

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Solution

The fourth proportional to 84,400.92, 116,479.08 and 48,600.36 is: 67,071.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,400.92 : 116,479.08 = 48,600.36 : x
  2. Step 2: Convert to fraction form
    84,400.92/116,479.08 = 48,600.36/x
  3. Step 3: Cross multiply
    84,400.92x = 116,479.08 × 48,600.36
  4. Step 4: Simplify right side
    84,400.92x = 5,660,925,220.47
  5. Step 5: Solve for x
    x = 5,660,925,220.47/84,400.92
  6. Step 6: Final answer
    x = 67,071.84

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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.