Home / 53,500.23-73,751.72-40,731.19

Finding the Fourth Proportional to 53,500.23, 73,751.72 and 40,731.19

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Solution

The fourth proportional to 53,500.23, 73,751.72 and 40,731.19 is: 56,149.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,500.23 : 73,751.72 = 40,731.19 : x
  2. Step 2: Convert to fraction form
    53,500.23/73,751.72 = 40,731.19/x
  3. Step 3: Cross multiply
    53,500.23x = 73,751.72 × 40,731.19
  4. Step 4: Simplify right side
    53,500.23x = 3,003,994,932.11
  5. Step 5: Solve for x
    x = 3,003,994,932.11/53,500.23
  6. Step 6: Final answer
    x = 56,149.20

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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.