Home / 55,525.05-76,680.54-35,391.42

Finding the Fourth Proportional to 55,525.05, 76,680.54 and 35,391.42

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Solution

The fourth proportional to 55,525.05, 76,680.54 and 35,391.42 is: 48,875.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,525.05 : 76,680.54 = 35,391.42 : x
  2. Step 2: Convert to fraction form
    55,525.05/76,680.54 = 35,391.42/x
  3. Step 3: Cross multiply
    55,525.05x = 76,680.54 × 35,391.42
  4. Step 4: Simplify right side
    55,525.05x = 2,713,833,196.97
  5. Step 5: Solve for x
    x = 2,713,833,196.97/55,525.05
  6. Step 6: Final answer
    x = 48,875.84

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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.