Home / 73,430.43-101,333.75-41,605.40

Finding the Fourth Proportional to 73,430.43, 101,333.75 and 41,605.40

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Solution

The fourth proportional to 73,430.43, 101,333.75 and 41,605.40 is: 57,415.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,430.43 : 101,333.75 = 41,605.40 : x
  2. Step 2: Convert to fraction form
    73,430.43/101,333.75 = 41,605.40/x
  3. Step 3: Cross multiply
    73,430.43x = 101,333.75 × 41,605.40
  4. Step 4: Simplify right side
    73,430.43x = 4,216,030,487.55
  5. Step 5: Solve for x
    x = 4,216,030,487.55/73,430.43
  6. Step 6: Final answer
    x = 57,415.30

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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.