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Finding the Fourth Proportional to 116,960.76, 161,259.62 and 97,607.57

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Solution

The fourth proportional to 116,960.76, 161,259.62 and 97,607.57 is: 134,576.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,960.76 : 161,259.62 = 97,607.57 : x
  2. Step 2: Convert to fraction form
    116,960.76/161,259.62 = 97,607.57/x
  3. Step 3: Cross multiply
    116,960.76x = 161,259.62 × 97,607.57
  4. Step 4: Simplify right side
    116,960.76x = 15,740,158,352.99
  5. Step 5: Solve for x
    x = 15,740,158,352.99/116,960.76
  6. Step 6: Final answer
    x = 134,576.40

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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.