Home / 238,285.80-329,121.63-190,055.16

Finding the Fourth Proportional to 238,285.80, 329,121.63 and 190,055.16

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Solution

The fourth proportional to 238,285.80, 329,121.63 and 190,055.16 is: 262,505.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,285.80 : 329,121.63 = 190,055.16 : x
  2. Step 2: Convert to fraction form
    238,285.80/329,121.63 = 190,055.16/x
  3. Step 3: Cross multiply
    238,285.80x = 329,121.63 × 190,055.16
  4. Step 4: Simplify right side
    238,285.80x = 62,551,264,049.11
  5. Step 5: Solve for x
    x = 62,551,264,049.11/238,285.80
  6. Step 6: Final answer
    x = 262,505.21

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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.