Home / 53,019.97-79,529.95-33,312.36

Finding the Fourth Proportional to 53,019.97, 79,529.95 and 33,312.36

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Solution

The fourth proportional to 53,019.97, 79,529.95 and 33,312.36 is: 49,968.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,019.97 : 79,529.95 = 33,312.36 : x
  2. Step 2: Convert to fraction form
    53,019.97/79,529.95 = 33,312.36/x
  3. Step 3: Cross multiply
    53,019.97x = 79,529.95 × 33,312.36
  4. Step 4: Simplify right side
    53,019.97x = 2,649,330,665.06
  5. Step 5: Solve for x
    x = 2,649,330,665.06/53,019.97
  6. Step 6: Final answer
    x = 49,968.55

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Similar ratio
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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.