Home / 53,827.50-80,741.28-25,740.92

Finding the Fourth Proportional to 53,827.50, 80,741.28 and 25,740.92

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Solution

The fourth proportional to 53,827.50, 80,741.28 and 25,740.92 is: 38,611.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,827.50 : 80,741.28 = 25,740.92 : x
  2. Step 2: Convert to fraction form
    53,827.50/80,741.28 = 25,740.92/x
  3. Step 3: Cross multiply
    53,827.50x = 80,741.28 × 25,740.92
  4. Step 4: Simplify right side
    53,827.50x = 2,078,354,829.18
  5. Step 5: Solve for x
    x = 2,078,354,829.18/53,827.50
  6. Step 6: Final answer
    x = 38,611.39

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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.