Home / 39,520.63-58,999.23-38,136.34

Finding the Fourth Proportional to 39,520.63, 58,999.23 and 38,136.34

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Solution

The fourth proportional to 39,520.63, 58,999.23 and 38,136.34 is: 56,932.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,520.63 : 58,999.23 = 38,136.34 : x
  2. Step 2: Convert to fraction form
    39,520.63/58,999.23 = 38,136.34/x
  3. Step 3: Cross multiply
    39,520.63x = 58,999.23 × 38,136.34
  4. Step 4: Simplify right side
    39,520.63x = 2,250,014,695.02
  5. Step 5: Solve for x
    x = 2,250,014,695.02/39,520.63
  6. Step 6: Final answer
    x = 56,932.66

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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.