Home / 238,451.19-357,980.28-154,562.38

Finding the Fourth Proportional to 238,451.19, 357,980.28 and 154,562.38

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Solution

The fourth proportional to 238,451.19, 357,980.28 and 154,562.38 is: 232,040.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,451.19 : 357,980.28 = 154,562.38 : x
  2. Step 2: Convert to fraction form
    238,451.19/357,980.28 = 154,562.38/x
  3. Step 3: Cross multiply
    238,451.19x = 357,980.28 × 154,562.38
  4. Step 4: Simplify right side
    238,451.19x = 55,330,284,069.87
  5. Step 5: Solve for x
    x = 55,330,284,069.87/238,451.19
  6. Step 6: Final answer
    x = 232,040.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.