Home / 136,436.74-204,693.99-99,034.18

Finding the Fourth Proportional to 136,436.74, 204,693.99 and 99,034.18

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Solution

The fourth proportional to 136,436.74, 204,693.99 and 99,034.18 is: 148,579.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,436.74 : 204,693.99 = 99,034.18 : x
  2. Step 2: Convert to fraction form
    136,436.74/204,693.99 = 99,034.18/x
  3. Step 3: Cross multiply
    136,436.74x = 204,693.99 × 99,034.18
  4. Step 4: Simplify right side
    136,436.74x = 20,271,701,450.58
  5. Step 5: Solve for x
    x = 20,271,701,450.58/136,436.74
  6. Step 6: Final answer
    x = 148,579.49

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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.