Home / 63,971.10-96,043.05-40,643.10

Finding the Fourth Proportional to 63,971.10, 96,043.05 and 40,643.10

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Solution

The fourth proportional to 63,971.10, 96,043.05 and 40,643.10 is: 61,019.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,971.10 : 96,043.05 = 40,643.10 : x
  2. Step 2: Convert to fraction form
    63,971.10/96,043.05 = 40,643.10/x
  3. Step 3: Cross multiply
    63,971.10x = 96,043.05 × 40,643.10
  4. Step 4: Simplify right side
    63,971.10x = 3,903,487,285.46
  5. Step 5: Solve for x
    x = 3,903,487,285.46/63,971.10
  6. Step 6: Final answer
    x = 61,019.54

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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.