Home / 75,007.35-103,461.38-48,107.25

Finding the Fourth Proportional to 75,007.35, 103,461.38 and 48,107.25

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Solution

The fourth proportional to 75,007.35, 103,461.38 and 48,107.25 is: 66,356.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,007.35 : 103,461.38 = 48,107.25 : x
  2. Step 2: Convert to fraction form
    75,007.35/103,461.38 = 48,107.25/x
  3. Step 3: Cross multiply
    75,007.35x = 103,461.38 × 48,107.25
  4. Step 4: Simplify right side
    75,007.35x = 4,977,242,232.47
  5. Step 5: Solve for x
    x = 4,977,242,232.47/75,007.35
  6. Step 6: Final answer
    x = 66,356.73

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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.