Home / 174,378.09-261,569.57-49,719.09

Finding the Fourth Proportional to 174,378.09, 261,569.57 and 49,719.09

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Solution

The fourth proportional to 174,378.09, 261,569.57 and 49,719.09 is: 74,579.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,378.09 : 261,569.57 = 49,719.09 : x
  2. Step 2: Convert to fraction form
    174,378.09/261,569.57 = 49,719.09/x
  3. Step 3: Cross multiply
    174,378.09x = 261,569.57 × 49,719.09
  4. Step 4: Simplify right side
    174,378.09x = 13,005,000,743.50
  5. Step 5: Solve for x
    x = 13,005,000,743.50/174,378.09
  6. Step 6: Final answer
    x = 74,579.33

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1.5x scale

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.