Home / 57,620.20-86,075.52-41,688.92

Finding the Fourth Proportional to 57,620.20, 86,075.52 and 41,688.92

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Solution

The fourth proportional to 57,620.20, 86,075.52 and 41,688.92 is: 62,276.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,620.20 : 86,075.52 = 41,688.92 : x
  2. Step 2: Convert to fraction form
    57,620.20/86,075.52 = 41,688.92/x
  3. Step 3: Cross multiply
    57,620.20x = 86,075.52 × 41,688.92
  4. Step 4: Simplify right side
    57,620.20x = 3,588,395,467.24
  5. Step 5: Solve for x
    x = 3,588,395,467.24/57,620.20
  6. Step 6: Final answer
    x = 62,276.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.