Home / 53,437.20-80,058.60-43,522.80

Finding the Fourth Proportional to 53,437.20, 80,058.60 and 43,522.80

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Solution

The fourth proportional to 53,437.20, 80,058.60 and 43,522.80 is: 65,205.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,437.20 : 80,058.60 = 43,522.80 : x
  2. Step 2: Convert to fraction form
    53,437.20/80,058.60 = 43,522.80/x
  3. Step 3: Cross multiply
    53,437.20x = 80,058.60 × 43,522.80
  4. Step 4: Simplify right side
    53,437.20x = 3,484,374,436.08
  5. Step 5: Solve for x
    x = 3,484,374,436.08/53,437.20
  6. Step 6: Final answer
    x = 65,205.03

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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.