Home / 237,939.09-328,429.46-153,056.16

Finding the Fourth Proportional to 237,939.09, 328,429.46 and 153,056.16

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Solution

The fourth proportional to 237,939.09, 328,429.46 and 153,056.16 is: 211,264.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,939.09 : 328,429.46 = 153,056.16 : x
  2. Step 2: Convert to fraction form
    237,939.09/328,429.46 = 153,056.16/x
  3. Step 3: Cross multiply
    237,939.09x = 328,429.46 × 153,056.16
  4. Step 4: Simplify right side
    237,939.09x = 50,268,151,978.47
  5. Step 5: Solve for x
    x = 50,268,151,978.47/237,939.09
  6. Step 6: Final answer
    x = 211,264.79

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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.