Home / 64,307.16-96,475.32-19,935.36

Finding the Fourth Proportional to 64,307.16, 96,475.32 and 19,935.36

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Solution

The fourth proportional to 64,307.16, 96,475.32 and 19,935.36 is: 29,907.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,307.16 : 96,475.32 = 19,935.36 : x
  2. Step 2: Convert to fraction form
    64,307.16/96,475.32 = 19,935.36/x
  3. Step 3: Cross multiply
    64,307.16x = 96,475.32 × 19,935.36
  4. Step 4: Simplify right side
    64,307.16x = 1,923,270,235.32
  5. Step 5: Solve for x
    x = 1,923,270,235.32/64,307.16
  6. Step 6: Final answer
    x = 29,907.56

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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.