Home / 74,913.38-103,344.93-50,723.18

Finding the Fourth Proportional to 74,913.38, 103,344.93 and 50,723.18

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Solution

The fourth proportional to 74,913.38, 103,344.93 and 50,723.18 is: 69,973.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,913.38 : 103,344.93 = 50,723.18 : x
  2. Step 2: Convert to fraction form
    74,913.38/103,344.93 = 50,723.18/x
  3. Step 3: Cross multiply
    74,913.38x = 103,344.93 × 50,723.18
  4. Step 4: Simplify right side
    74,913.38x = 5,241,983,486.48
  5. Step 5: Solve for x
    x = 5,241,983,486.48/74,913.38
  6. Step 6: Final answer
    x = 69,973.93

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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.