Home / 53,014.14-73,157.31-29,138.58

Finding the Fourth Proportional to 53,014.14, 73,157.31 and 29,138.58

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Solution

The fourth proportional to 53,014.14, 73,157.31 and 29,138.58 is: 40,210.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,014.14 : 73,157.31 = 29,138.58 : x
  2. Step 2: Convert to fraction form
    53,014.14/73,157.31 = 29,138.58/x
  3. Step 3: Cross multiply
    53,014.14x = 73,157.31 × 29,138.58
  4. Step 4: Simplify right side
    53,014.14x = 2,131,700,130.02
  5. Step 5: Solve for x
    x = 2,131,700,130.02/53,014.14
  6. Step 6: Final answer
    x = 40,210.03

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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.