Home / 216,313.48-298,348.02-186,149.56

Finding the Fourth Proportional to 216,313.48, 298,348.02 and 186,149.56

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Solution

The fourth proportional to 216,313.48, 298,348.02 and 186,149.56 is: 256,744.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,313.48 : 298,348.02 = 186,149.56 : x
  2. Step 2: Convert to fraction form
    216,313.48/298,348.02 = 186,149.56/x
  3. Step 3: Cross multiply
    216,313.48x = 298,348.02 × 186,149.56
  4. Step 4: Simplify right side
    216,313.48x = 55,537,352,649.87
  5. Step 5: Solve for x
    x = 55,537,352,649.87/216,313.48
  6. Step 6: Final answer
    x = 256,744.76

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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.