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Finding the Fourth Proportional to 83,237.99, 114,868.87 and 45,512.24

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Solution

The fourth proportional to 83,237.99, 114,868.87 and 45,512.24 is: 62,807.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,237.99 : 114,868.87 = 45,512.24 : x
  2. Step 2: Convert to fraction form
    83,237.99/114,868.87 = 45,512.24/x
  3. Step 3: Cross multiply
    83,237.99x = 114,868.87 × 45,512.24
  4. Step 4: Simplify right side
    83,237.99x = 5,227,939,322.60
  5. Step 5: Solve for x
    x = 5,227,939,322.60/83,237.99
  6. Step 6: Final answer
    x = 62,807.13

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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.