Home / 74,736.63-103,165.34-54,752.24

Finding the Fourth Proportional to 74,736.63, 103,165.34 and 54,752.24

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Solution

The fourth proportional to 74,736.63, 103,165.34 and 54,752.24 is: 75,579.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,736.63 : 103,165.34 = 54,752.24 : x
  2. Step 2: Convert to fraction form
    74,736.63/103,165.34 = 54,752.24/x
  3. Step 3: Cross multiply
    74,736.63x = 103,165.34 × 54,752.24
  4. Step 4: Simplify right side
    74,736.63x = 5,648,533,455.36
  5. Step 5: Solve for x
    x = 5,648,533,455.36/74,736.63
  6. Step 6: Final answer
    x = 75,579.18

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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.