Home / 250,389.48-345,868.74-186,616.56

Finding the Fourth Proportional to 250,389.48, 345,868.74 and 186,616.56

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Solution

The fourth proportional to 250,389.48, 345,868.74 and 186,616.56 is: 257,777.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,389.48 : 345,868.74 = 186,616.56 : x
  2. Step 2: Convert to fraction form
    250,389.48/345,868.74 = 186,616.56/x
  3. Step 3: Cross multiply
    250,389.48x = 345,868.74 × 186,616.56
  4. Step 4: Simplify right side
    250,389.48x = 64,544,834,470.33
  5. Step 5: Solve for x
    x = 64,544,834,470.33/250,389.48
  6. Step 6: Final answer
    x = 257,777.74

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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.