Home / 53,867.75-80,725.95-42,573.41

Finding the Fourth Proportional to 53,867.75, 80,725.95 and 42,573.41

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Solution

The fourth proportional to 53,867.75, 80,725.95 and 42,573.41 is: 63,800.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,867.75 : 80,725.95 = 42,573.41 : x
  2. Step 2: Convert to fraction form
    53,867.75/80,725.95 = 42,573.41/x
  3. Step 3: Cross multiply
    53,867.75x = 80,725.95 × 42,573.41
  4. Step 4: Simplify right side
    53,867.75x = 3,436,779,275.24
  5. Step 5: Solve for x
    x = 3,436,779,275.24/53,867.75
  6. Step 6: Final answer
    x = 63,800.32

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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.