Home / 154,017.19-231,025.63-57,972.34

Finding the Fourth Proportional to 154,017.19, 231,025.63 and 57,972.34

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Solution

The fourth proportional to 154,017.19, 231,025.63 and 57,972.34 is: 86,958.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,017.19 : 231,025.63 = 57,972.34 : x
  2. Step 2: Convert to fraction form
    154,017.19/231,025.63 = 57,972.34/x
  3. Step 3: Cross multiply
    154,017.19x = 231,025.63 × 57,972.34
  4. Step 4: Simplify right side
    154,017.19x = 13,393,096,371.07
  5. Step 5: Solve for x
    x = 13,393,096,371.07/154,017.19
  6. Step 6: Final answer
    x = 86,958.45

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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.