Home / 55,623.15-83,433.99-13,503.57

Finding the Fourth Proportional to 55,623.15, 83,433.99 and 13,503.57

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Solution

The fourth proportional to 55,623.15, 83,433.99 and 13,503.57 is: 20,255.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,623.15 : 83,433.99 = 13,503.57 : x
  2. Step 2: Convert to fraction form
    55,623.15/83,433.99 = 13,503.57/x
  3. Step 3: Cross multiply
    55,623.15x = 83,433.99 × 13,503.57
  4. Step 4: Simplify right side
    55,623.15x = 1,126,656,724.34
  5. Step 5: Solve for x
    x = 1,126,656,724.34/55,623.15
  6. Step 6: Final answer
    x = 20,255.18

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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.