Home / 35,844.40-53,701.80-31,697.20

Finding the Fourth Proportional to 35,844.40, 53,701.80 and 31,697.20

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Solution

The fourth proportional to 35,844.40, 53,701.80 and 31,697.20 is: 47,488.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,844.40 : 53,701.80 = 31,697.20 : x
  2. Step 2: Convert to fraction form
    35,844.40/53,701.80 = 31,697.20/x
  3. Step 3: Cross multiply
    35,844.40x = 53,701.80 × 31,697.20
  4. Step 4: Simplify right side
    35,844.40x = 1,702,196,694.96
  5. Step 5: Solve for x
    x = 1,702,196,694.96/35,844.40
  6. Step 6: Final answer
    x = 47,488.50

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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.