Home / 211,745.79-316,095.56-181,433.62

Finding the Fourth Proportional to 211,745.79, 316,095.56 and 181,433.62

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Solution

The fourth proportional to 211,745.79, 316,095.56 and 181,433.62 is: 270,845.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,745.79 : 316,095.56 = 181,433.62 : x
  2. Step 2: Convert to fraction form
    211,745.79/316,095.56 = 181,433.62/x
  3. Step 3: Cross multiply
    211,745.79x = 316,095.56 × 181,433.62
  4. Step 4: Simplify right side
    211,745.79x = 57,350,360,809.56
  5. Step 5: Solve for x
    x = 57,350,360,809.56/211,745.79
  6. Step 6: Final answer
    x = 270,845.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.