Home / 53,030.27-73,181.78-29,158.55

Finding the Fourth Proportional to 53,030.27, 73,181.78 and 29,158.55

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Solution

The fourth proportional to 53,030.27, 73,181.78 and 29,158.55 is: 40,238.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,030.27 : 73,181.78 = 29,158.55 : x
  2. Step 2: Convert to fraction form
    53,030.27/73,181.78 = 29,158.55/x
  3. Step 3: Cross multiply
    53,030.27x = 73,181.78 × 29,158.55
  4. Step 4: Simplify right side
    53,030.27x = 2,133,874,079.52
  5. Step 5: Solve for x
    x = 2,133,874,079.52/53,030.27
  6. Step 6: Final answer
    x = 40,238.80

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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.