Home / 35,289.60-53,177.20-29,186.80

Finding the Fourth Proportional to 35,289.60, 53,177.20 and 29,186.80

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Solution

The fourth proportional to 35,289.60, 53,177.20 and 29,186.80 is: 43,981.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,289.60 : 53,177.20 = 29,186.80 : x
  2. Step 2: Convert to fraction form
    35,289.60/53,177.20 = 29,186.80/x
  3. Step 3: Cross multiply
    35,289.60x = 53,177.20 × 29,186.80
  4. Step 4: Simplify right side
    35,289.60x = 1,552,072,300.96
  5. Step 5: Solve for x
    x = 1,552,072,300.96/35,289.60
  6. Step 6: Final answer
    x = 43,981.01

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.