Home / 93,995.68-141,556.24-85,597.60

Finding the Fourth Proportional to 93,995.68, 141,556.24 and 85,597.60

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Solution

The fourth proportional to 93,995.68, 141,556.24 and 85,597.60 is: 128,908.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,995.68 : 141,556.24 = 85,597.60 : x
  2. Step 2: Convert to fraction form
    93,995.68/141,556.24 = 85,597.60/x
  3. Step 3: Cross multiply
    93,995.68x = 141,556.24 × 85,597.60
  4. Step 4: Simplify right side
    93,995.68x = 12,116,874,409.02
  5. Step 5: Solve for x
    x = 12,116,874,409.02/93,995.68
  6. Step 6: Final answer
    x = 128,908.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.