Home / 105,032.80-144,939.99-59,704.84

Finding the Fourth Proportional to 105,032.80, 144,939.99 and 59,704.84

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Solution

The fourth proportional to 105,032.80, 144,939.99 and 59,704.84 is: 82,389.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,032.80 : 144,939.99 = 59,704.84 : x
  2. Step 2: Convert to fraction form
    105,032.80/144,939.99 = 59,704.84/x
  3. Step 3: Cross multiply
    105,032.80x = 144,939.99 × 59,704.84
  4. Step 4: Simplify right side
    105,032.80x = 8,653,618,912.55
  5. Step 5: Solve for x
    x = 8,653,618,912.55/105,032.80
  6. Step 6: Final answer
    x = 82,389.68

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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.