Home / 35,942.40-53,913.60-35,359.20

Finding the Fourth Proportional to 35,942.40, 53,913.60 and 35,359.20

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Solution

The fourth proportional to 35,942.40, 53,913.60 and 35,359.20 is: 53,038.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,942.40 : 53,913.60 = 35,359.20 : x
  2. Step 2: Convert to fraction form
    35,942.40/53,913.60 = 35,359.20/x
  3. Step 3: Cross multiply
    35,942.40x = 53,913.60 × 35,359.20
  4. Step 4: Simplify right side
    35,942.40x = 1,906,341,765.12
  5. Step 5: Solve for x
    x = 1,906,341,765.12/35,942.40
  6. Step 6: Final answer
    x = 53,038.80

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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.