Home / 74,903.24-103,365.58-43,072.24

Finding the Fourth Proportional to 74,903.24, 103,365.58 and 43,072.24

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Solution

The fourth proportional to 74,903.24, 103,365.58 and 43,072.24 is: 59,439.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,903.24 : 103,365.58 = 43,072.24 : x
  2. Step 2: Convert to fraction form
    74,903.24/103,365.58 = 43,072.24/x
  3. Step 3: Cross multiply
    74,903.24x = 103,365.58 × 43,072.24
  4. Step 4: Simplify right side
    74,903.24x = 4,452,187,069.50
  5. Step 5: Solve for x
    x = 4,452,187,069.50/74,903.24
  6. Step 6: Final answer
    x = 59,439.18

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1.5x scale

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.