Home / 52,824.96-72,889.20-30,153.60

Finding the Fourth Proportional to 52,824.96, 72,889.20 and 30,153.60

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Solution

The fourth proportional to 52,824.96, 72,889.20 and 30,153.60 is: 41,606.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,824.96 : 72,889.20 = 30,153.60 : x
  2. Step 2: Convert to fraction form
    52,824.96/72,889.20 = 30,153.60/x
  3. Step 3: Cross multiply
    52,824.96x = 72,889.20 × 30,153.60
  4. Step 4: Simplify right side
    52,824.96x = 2,197,871,781.12
  5. Step 5: Solve for x
    x = 2,197,871,781.12/52,824.96
  6. Step 6: Final answer
    x = 41,606.69

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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.