Home / 57,114.45-85,262.88-49,643.13

Finding the Fourth Proportional to 57,114.45, 85,262.88 and 49,643.13

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Solution

The fourth proportional to 57,114.45, 85,262.88 and 49,643.13 is: 74,109.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,114.45 : 85,262.88 = 49,643.13 : x
  2. Step 2: Convert to fraction form
    57,114.45/85,262.88 = 49,643.13/x
  3. Step 3: Cross multiply
    57,114.45x = 85,262.88 × 49,643.13
  4. Step 4: Simplify right side
    57,114.45x = 4,232,716,236.01
  5. Step 5: Solve for x
    x = 4,232,716,236.01/57,114.45
  6. Step 6: Final answer
    x = 74,109.38

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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.