Home / 20,050.06-30,076.08-5,259.01

Finding the Fourth Proportional to 20,050.06, 30,076.08 and 5,259.01

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Solution

The fourth proportional to 20,050.06, 30,076.08 and 5,259.01 is: 7,888.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,050.06 : 30,076.08 = 5,259.01 : x
  2. Step 2: Convert to fraction form
    20,050.06/30,076.08 = 5,259.01/x
  3. Step 3: Cross multiply
    20,050.06x = 30,076.08 × 5,259.01
  4. Step 4: Simplify right side
    20,050.06x = 158,170,405.48
  5. Step 5: Solve for x
    x = 158,170,405.48/20,050.06
  6. Step 6: Final answer
    x = 7,888.77

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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.