Home / 45,075.91-67,617.51-15,493.77

Finding the Fourth Proportional to 45,075.91, 67,617.51 and 15,493.77

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Solution

The fourth proportional to 45,075.91, 67,617.51 and 15,493.77 is: 23,241.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,075.91 : 67,617.51 = 15,493.77 : x
  2. Step 2: Convert to fraction form
    45,075.91/67,617.51 = 15,493.77/x
  3. Step 3: Cross multiply
    45,075.91x = 67,617.51 × 15,493.77
  4. Step 4: Simplify right side
    45,075.91x = 1,047,650,147.91
  5. Step 5: Solve for x
    x = 1,047,650,147.91/45,075.91
  6. Step 6: Final answer
    x = 23,241.91

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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.