Home / 63,317.48-94,980.72-18,940.64

Finding the Fourth Proportional to 63,317.48, 94,980.72 and 18,940.64

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Solution

The fourth proportional to 63,317.48, 94,980.72 and 18,940.64 is: 28,412.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,317.48 : 94,980.72 = 18,940.64 : x
  2. Step 2: Convert to fraction form
    63,317.48/94,980.72 = 18,940.64/x
  3. Step 3: Cross multiply
    63,317.48x = 94,980.72 × 18,940.64
  4. Step 4: Simplify right side
    63,317.48x = 1,798,995,624.46
  5. Step 5: Solve for x
    x = 1,798,995,624.46/63,317.48
  6. Step 6: Final answer
    x = 28,412.31

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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.