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Finding the Fourth Proportional to 97,330.01, 134,328.30 and 57,059.60

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Solution

The fourth proportional to 97,330.01, 134,328.30 and 57,059.60 is: 78,749.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,330.01 : 134,328.30 = 57,059.60 : x
  2. Step 2: Convert to fraction form
    97,330.01/134,328.30 = 57,059.60/x
  3. Step 3: Cross multiply
    97,330.01x = 134,328.30 × 57,059.60
  4. Step 4: Simplify right side
    97,330.01x = 7,664,719,066.68
  5. Step 5: Solve for x
    x = 7,664,719,066.68/97,330.01
  6. Step 6: Final answer
    x = 78,749.80

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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.