Home / 74,439.36-102,683.16-48,950.28

Finding the Fourth Proportional to 74,439.36, 102,683.16 and 48,950.28

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Solution

The fourth proportional to 74,439.36, 102,683.16 and 48,950.28 is: 67,523.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,439.36 : 102,683.16 = 48,950.28 : x
  2. Step 2: Convert to fraction form
    74,439.36/102,683.16 = 48,950.28/x
  3. Step 3: Cross multiply
    74,439.36x = 102,683.16 × 48,950.28
  4. Step 4: Simplify right side
    74,439.36x = 5,026,369,433.28
  5. Step 5: Solve for x
    x = 5,026,369,433.28/74,439.36
  6. Step 6: Final answer
    x = 67,523.01

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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.