Home / 97,516.01-146,154.34-55,431.31

Finding the Fourth Proportional to 97,516.01, 146,154.34 and 55,431.31

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Solution

The fourth proportional to 97,516.01, 146,154.34 and 55,431.31 is: 83,078.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,516.01 : 146,154.34 = 55,431.31 : x
  2. Step 2: Convert to fraction form
    97,516.01/146,154.34 = 55,431.31/x
  3. Step 3: Cross multiply
    97,516.01x = 146,154.34 × 55,431.31
  4. Step 4: Simplify right side
    97,516.01x = 8,101,526,528.39
  5. Step 5: Solve for x
    x = 8,101,526,528.39/97,516.01
  6. Step 6: Final answer
    x = 83,078.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.