Home / 146,097.01-219,162.84-138,125.35

Finding the Fourth Proportional to 146,097.01, 219,162.84 and 138,125.35

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Solution

The fourth proportional to 146,097.01, 219,162.84 and 138,125.35 is: 207,204.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,097.01 : 219,162.84 = 138,125.35 : x
  2. Step 2: Convert to fraction form
    146,097.01/219,162.84 = 138,125.35/x
  3. Step 3: Cross multiply
    146,097.01x = 219,162.84 × 138,125.35
  4. Step 4: Simplify right side
    146,097.01x = 30,271,943,981.99
  5. Step 5: Solve for x
    x = 30,271,943,981.99/146,097.01
  6. Step 6: Final answer
    x = 207,204.40

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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.