Home / 97,681.93-146,415.26-63,907.36

Finding the Fourth Proportional to 97,681.93, 146,415.26 and 63,907.36

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Solution

The fourth proportional to 97,681.93, 146,415.26 and 63,907.36 is: 95,790.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,681.93 : 146,415.26 = 63,907.36 : x
  2. Step 2: Convert to fraction form
    97,681.93/146,415.26 = 63,907.36/x
  3. Step 3: Cross multiply
    97,681.93x = 146,415.26 × 63,907.36
  4. Step 4: Simplify right side
    97,681.93x = 9,357,012,410.78
  5. Step 5: Solve for x
    x = 9,357,012,410.78/97,681.93
  6. Step 6: Final answer
    x = 95,790.62

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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.