Home / 38,099.75-52,577.07-20,871.98

Finding the Fourth Proportional to 38,099.75, 52,577.07 and 20,871.98

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Solution

The fourth proportional to 38,099.75, 52,577.07 and 20,871.98 is: 28,803.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,099.75 : 52,577.07 = 20,871.98 : x
  2. Step 2: Convert to fraction form
    38,099.75/52,577.07 = 20,871.98/x
  3. Step 3: Cross multiply
    38,099.75x = 52,577.07 × 20,871.98
  4. Step 4: Simplify right side
    38,099.75x = 1,097,387,606.67
  5. Step 5: Solve for x
    x = 1,097,387,606.67/38,099.75
  6. Step 6: Final answer
    x = 28,803.01

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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.