Home / 53,778.52-80,608.02-40,588.12

Finding the Fourth Proportional to 53,778.52, 80,608.02 and 40,588.12

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Solution

The fourth proportional to 53,778.52, 80,608.02 and 40,588.12 is: 60,837.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,778.52 : 80,608.02 = 40,588.12 : x
  2. Step 2: Convert to fraction form
    53,778.52/80,608.02 = 40,588.12/x
  3. Step 3: Cross multiply
    53,778.52x = 80,608.02 × 40,588.12
  4. Step 4: Simplify right side
    53,778.52x = 3,271,727,988.72
  5. Step 5: Solve for x
    x = 3,271,727,988.72/53,778.52
  6. Step 6: Final answer
    x = 60,837.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.