Home / 93,023.22-128,371.35-50,581.74

Finding the Fourth Proportional to 93,023.22, 128,371.35 and 50,581.74

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Solution

The fourth proportional to 93,023.22, 128,371.35 and 50,581.74 is: 69,802.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,023.22 : 128,371.35 = 50,581.74 : x
  2. Step 2: Convert to fraction form
    93,023.22/128,371.35 = 50,581.74/x
  3. Step 3: Cross multiply
    93,023.22x = 128,371.35 × 50,581.74
  4. Step 4: Simplify right side
    93,023.22x = 6,493,246,249.15
  5. Step 5: Solve for x
    x = 6,493,246,249.15/93,023.22
  6. Step 6: Final answer
    x = 69,802.42

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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.