Home / 93,265.08-128,650.62-66,010.44

Finding the Fourth Proportional to 93,265.08, 128,650.62 and 66,010.44

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Solution

The fourth proportional to 93,265.08, 128,650.62 and 66,010.44 is: 91,055.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,265.08 : 128,650.62 = 66,010.44 : x
  2. Step 2: Convert to fraction form
    93,265.08/128,650.62 = 66,010.44/x
  3. Step 3: Cross multiply
    93,265.08x = 128,650.62 × 66,010.44
  4. Step 4: Simplify right side
    93,265.08x = 8,492,284,032.47
  5. Step 5: Solve for x
    x = 8,492,284,032.47/93,265.08
  6. Step 6: Final answer
    x = 91,055.34

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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.