Home / 130,768.52-196,154.22-97,916.36

Finding the Fourth Proportional to 130,768.52, 196,154.22 and 97,916.36

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Solution

The fourth proportional to 130,768.52, 196,154.22 and 97,916.36 is: 146,875.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,768.52 : 196,154.22 = 97,916.36 : x
  2. Step 2: Convert to fraction form
    130,768.52/196,154.22 = 97,916.36/x
  3. Step 3: Cross multiply
    130,768.52x = 196,154.22 × 97,916.36
  4. Step 4: Simplify right side
    130,768.52x = 19,206,707,221.04
  5. Step 5: Solve for x
    x = 19,206,707,221.04/130,768.52
  6. Step 6: Final answer
    x = 146,875.62

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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.