Home / 75,097.04-103,656.96-43,287.10

Finding the Fourth Proportional to 75,097.04, 103,656.96 and 43,287.10

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Solution

The fourth proportional to 75,097.04, 103,656.96 and 43,287.10 is: 59,749.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,097.04 : 103,656.96 = 43,287.10 : x
  2. Step 2: Convert to fraction form
    75,097.04/103,656.96 = 43,287.10/x
  3. Step 3: Cross multiply
    75,097.04x = 103,656.96 × 43,287.10
  4. Step 4: Simplify right side
    75,097.04x = 4,487,009,193.22
  5. Step 5: Solve for x
    x = 4,487,009,193.22/75,097.04
  6. Step 6: Final answer
    x = 59,749.48

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.