Home / 53,017.58-73,162.40-29,144.08

Finding the Fourth Proportional to 53,017.58, 73,162.40 and 29,144.08

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Solution

The fourth proportional to 53,017.58, 73,162.40 and 29,144.08 is: 40,217.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,017.58 : 73,162.40 = 29,144.08 : x
  2. Step 2: Convert to fraction form
    53,017.58/73,162.40 = 29,144.08/x
  3. Step 3: Cross multiply
    53,017.58x = 73,162.40 × 29,144.08
  4. Step 4: Simplify right side
    53,017.58x = 2,132,250,783.47
  5. Step 5: Solve for x
    x = 2,132,250,783.47/53,017.58
  6. Step 6: Final answer
    x = 40,217.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.