Home / 55,559.52-76,673.72-30,410.64

Finding the Fourth Proportional to 55,559.52, 76,673.72 and 30,410.64

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Solution

The fourth proportional to 55,559.52, 76,673.72 and 30,410.64 is: 41,967.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,559.52 : 76,673.72 = 30,410.64 : x
  2. Step 2: Convert to fraction form
    55,559.52/76,673.72 = 30,410.64/x
  3. Step 3: Cross multiply
    55,559.52x = 76,673.72 × 30,410.64
  4. Step 4: Simplify right side
    55,559.52x = 2,331,696,896.38
  5. Step 5: Solve for x
    x = 2,331,696,896.38/55,559.52
  6. Step 6: Final answer
    x = 41,967.55

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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.