Home / 64,933.20-97,399.80-57,497.40

Finding the Fourth Proportional to 64,933.20, 97,399.80 and 57,497.40

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Solution

The fourth proportional to 64,933.20, 97,399.80 and 57,497.40 is: 86,246.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,933.20 : 97,399.80 = 57,497.40 : x
  2. Step 2: Convert to fraction form
    64,933.20/97,399.80 = 57,497.40/x
  3. Step 3: Cross multiply
    64,933.20x = 97,399.80 × 57,497.40
  4. Step 4: Simplify right side
    64,933.20x = 5,600,235,260.52
  5. Step 5: Solve for x
    x = 5,600,235,260.52/64,933.20
  6. Step 6: Final answer
    x = 86,246.10

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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.