Home / 55,478.58-76,569.57-43,632.06

Finding the Fourth Proportional to 55,478.58, 76,569.57 and 43,632.06

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Solution

The fourth proportional to 55,478.58, 76,569.57 and 43,632.06 is: 60,219.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,478.58 : 76,569.57 = 43,632.06 : x
  2. Step 2: Convert to fraction form
    55,478.58/76,569.57 = 43,632.06/x
  3. Step 3: Cross multiply
    55,478.58x = 76,569.57 × 43,632.06
  4. Step 4: Simplify right side
    55,478.58x = 3,340,888,072.41
  5. Step 5: Solve for x
    x = 3,340,888,072.41/55,478.58
  6. Step 6: Final answer
    x = 60,219.42

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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.