Home / 43,529.30-60,048.29-28,430.80

Finding the Fourth Proportional to 43,529.30, 60,048.29 and 28,430.80

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Solution

The fourth proportional to 43,529.30, 60,048.29 and 28,430.80 is: 39,220.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,529.30 : 60,048.29 = 28,430.80 : x
  2. Step 2: Convert to fraction form
    43,529.30/60,048.29 = 28,430.80/x
  3. Step 3: Cross multiply
    43,529.30x = 60,048.29 × 28,430.80
  4. Step 4: Simplify right side
    43,529.30x = 1,707,220,684.37
  5. Step 5: Solve for x
    x = 1,707,220,684.37/43,529.30
  6. Step 6: Final answer
    x = 39,220.04

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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.