Home / 53,713.99-80,563.69-15,762.25

Finding the Fourth Proportional to 53,713.99, 80,563.69 and 15,762.25

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Solution

The fourth proportional to 53,713.99, 80,563.69 and 15,762.25 is: 23,641.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,713.99 : 80,563.69 = 15,762.25 : x
  2. Step 2: Convert to fraction form
    53,713.99/80,563.69 = 15,762.25/x
  3. Step 3: Cross multiply
    53,713.99x = 80,563.69 × 15,762.25
  4. Step 4: Simplify right side
    53,713.99x = 1,269,864,580.48
  5. Step 5: Solve for x
    x = 1,269,864,580.48/53,713.99
  6. Step 6: Final answer
    x = 23,641.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.