Home / 93,467.08-128,986.32-51,027.22

Finding the Fourth Proportional to 93,467.08, 128,986.32 and 51,027.22

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Solution

The fourth proportional to 93,467.08, 128,986.32 and 51,027.22 is: 70,418.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,467.08 : 128,986.32 = 51,027.22 : x
  2. Step 2: Convert to fraction form
    93,467.08/128,986.32 = 51,027.22/x
  3. Step 3: Cross multiply
    93,467.08x = 128,986.32 × 51,027.22
  4. Step 4: Simplify right side
    93,467.08x = 6,581,813,327.63
  5. Step 5: Solve for x
    x = 6,581,813,327.63/93,467.08
  6. Step 6: Final answer
    x = 70,418.52

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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.