Home / 107,678.54-148,597.80-59,286.10

Finding the Fourth Proportional to 107,678.54, 148,597.80 and 59,286.10

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Solution

The fourth proportional to 107,678.54, 148,597.80 and 59,286.10 is: 81,815.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,678.54 : 148,597.80 = 59,286.10 : x
  2. Step 2: Convert to fraction form
    107,678.54/148,597.80 = 59,286.10/x
  3. Step 3: Cross multiply
    107,678.54x = 148,597.80 × 59,286.10
  4. Step 4: Simplify right side
    107,678.54x = 8,809,784,030.58
  5. Step 5: Solve for x
    x = 8,809,784,030.58/107,678.54
  6. Step 6: Final answer
    x = 81,815.60

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.