Home / 53,199.36-73,409.28-30,839.04

Finding the Fourth Proportional to 53,199.36, 73,409.28 and 30,839.04

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Solution

The fourth proportional to 53,199.36, 73,409.28 and 30,839.04 is: 42,554.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,199.36 : 73,409.28 = 30,839.04 : x
  2. Step 2: Convert to fraction form
    53,199.36/73,409.28 = 30,839.04/x
  3. Step 3: Cross multiply
    53,199.36x = 73,409.28 × 30,839.04
  4. Step 4: Simplify right side
    53,199.36x = 2,263,871,722.29
  5. Step 5: Solve for x
    x = 2,263,871,722.29/53,199.36
  6. Step 6: Final answer
    x = 42,554.49

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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.