Home / 57,237.51-78,989.73-34,571.99

Finding the Fourth Proportional to 57,237.51, 78,989.73 and 34,571.99

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Solution

The fourth proportional to 57,237.51, 78,989.73 and 34,571.99 is: 47,710.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,237.51 : 78,989.73 = 34,571.99 : x
  2. Step 2: Convert to fraction form
    57,237.51/78,989.73 = 34,571.99/x
  3. Step 3: Cross multiply
    57,237.51x = 78,989.73 × 34,571.99
  4. Step 4: Simplify right side
    57,237.51x = 2,730,832,195.80
  5. Step 5: Solve for x
    x = 2,730,832,195.80/57,237.51
  6. Step 6: Final answer
    x = 47,710.53

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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.