Home / 56,054.03-77,353.97-30,560.33

Finding the Fourth Proportional to 56,054.03, 77,353.97 and 30,560.33

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Solution

The fourth proportional to 56,054.03, 77,353.97 and 30,560.33 is: 42,172.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,054.03 : 77,353.97 = 30,560.33 : x
  2. Step 2: Convert to fraction form
    56,054.03/77,353.97 = 30,560.33/x
  3. Step 3: Cross multiply
    56,054.03x = 77,353.97 × 30,560.33
  4. Step 4: Simplify right side
    56,054.03x = 2,363,963,119.80
  5. Step 5: Solve for x
    x = 2,363,963,119.80/56,054.03
  6. Step 6: Final answer
    x = 42,172.94

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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.