Home / 53,180.90-79,771.36-15,741.36

Finding the Fourth Proportional to 53,180.90, 79,771.36 and 15,741.36

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Solution

The fourth proportional to 53,180.90, 79,771.36 and 15,741.36 is: 23,612.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,180.90 : 79,771.36 = 15,741.36 : x
  2. Step 2: Convert to fraction form
    53,180.90/79,771.36 = 15,741.36/x
  3. Step 3: Cross multiply
    53,180.90x = 79,771.36 × 15,741.36
  4. Step 4: Simplify right side
    53,180.90x = 1,255,709,695.45
  5. Step 5: Solve for x
    x = 1,255,709,695.45/53,180.90
  6. Step 6: Final answer
    x = 23,612.04

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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.