Home / 45,053.92-67,577.10-13,889.44

Finding the Fourth Proportional to 45,053.92, 67,577.10 and 13,889.44

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Solution

The fourth proportional to 45,053.92, 67,577.10 and 13,889.44 is: 20,832.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,053.92 : 67,577.10 = 13,889.44 : x
  2. Step 2: Convert to fraction form
    45,053.92/67,577.10 = 13,889.44/x
  3. Step 3: Cross multiply
    45,053.92x = 67,577.10 × 13,889.44
  4. Step 4: Simplify right side
    45,053.92x = 938,608,075.82
  5. Step 5: Solve for x
    x = 938,608,075.82/45,053.92
  6. Step 6: Final answer
    x = 20,832.99

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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.