Home / 55,615.86-83,423.07-13,496.25

Finding the Fourth Proportional to 55,615.86, 83,423.07 and 13,496.25

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Solution

The fourth proportional to 55,615.86, 83,423.07 and 13,496.25 is: 20,244.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,615.86 : 83,423.07 = 13,496.25 : x
  2. Step 2: Convert to fraction form
    55,615.86/83,423.07 = 13,496.25/x
  3. Step 3: Cross multiply
    55,615.86x = 83,423.07 × 13,496.25
  4. Step 4: Simplify right side
    55,615.86x = 1,125,898,608.49
  5. Step 5: Solve for x
    x = 1,125,898,608.49/55,615.86
  6. Step 6: Final answer
    x = 20,244.20

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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.