Home / 134,794.89-186,017.56-74,365.50

Finding the Fourth Proportional to 134,794.89, 186,017.56 and 74,365.50

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Solution

The fourth proportional to 134,794.89, 186,017.56 and 74,365.50 is: 102,624.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,794.89 : 186,017.56 = 74,365.50 : x
  2. Step 2: Convert to fraction form
    134,794.89/186,017.56 = 74,365.50/x
  3. Step 3: Cross multiply
    134,794.89x = 186,017.56 × 74,365.50
  4. Step 4: Simplify right side
    134,794.89x = 13,833,289,369.83
  5. Step 5: Solve for x
    x = 13,833,289,369.83/134,794.89
  6. Step 6: Final answer
    x = 102,624.73

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1.5x scale

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.