Home / 132,023.60-197,689.80-96,772.40

Finding the Fourth Proportional to 132,023.60, 197,689.80 and 96,772.40

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Solution

The fourth proportional to 132,023.60, 197,689.80 and 96,772.40 is: 144,905.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,023.60 : 197,689.80 = 96,772.40 : x
  2. Step 2: Convert to fraction form
    132,023.60/197,689.80 = 96,772.40/x
  3. Step 3: Cross multiply
    132,023.60x = 197,689.80 × 96,772.40
  4. Step 4: Simplify right side
    132,023.60x = 19,130,916,401.52
  5. Step 5: Solve for x
    x = 19,130,916,401.52/132,023.60
  6. Step 6: Final answer
    x = 144,905.28

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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.