Home / 55,846.75-77,068.52-30,696.25

Finding the Fourth Proportional to 55,846.75, 77,068.52 and 30,696.25

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Solution

The fourth proportional to 55,846.75, 77,068.52 and 30,696.25 is: 42,360.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,846.75 : 77,068.52 = 30,696.25 : x
  2. Step 2: Convert to fraction form
    55,846.75/77,068.52 = 30,696.25/x
  3. Step 3: Cross multiply
    55,846.75x = 77,068.52 × 30,696.25
  4. Step 4: Simplify right side
    55,846.75x = 2,365,714,557.05
  5. Step 5: Solve for x
    x = 2,365,714,557.05/55,846.75
  6. Step 6: Final answer
    x = 42,360.83

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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.