Home / 53,014.99-73,161.18-28,816.18

Finding the Fourth Proportional to 53,014.99, 73,161.18 and 28,816.18

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Solution

The fourth proportional to 53,014.99, 73,161.18 and 28,816.18 is: 39,766.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,014.99 : 73,161.18 = 28,816.18 : x
  2. Step 2: Convert to fraction form
    53,014.99/73,161.18 = 28,816.18/x
  3. Step 3: Cross multiply
    53,014.99x = 73,161.18 × 28,816.18
  4. Step 4: Simplify right side
    53,014.99x = 2,108,225,731.89
  5. Step 5: Solve for x
    x = 2,108,225,731.89/53,014.99
  6. Step 6: Final answer
    x = 39,766.60

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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.