Home / 154,522.28-231,368.14-98,056.67

Finding the Fourth Proportional to 154,522.28, 231,368.14 and 98,056.67

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Solution

The fourth proportional to 154,522.28, 231,368.14 and 98,056.67 is: 146,821.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,522.28 : 231,368.14 = 98,056.67 : x
  2. Step 2: Convert to fraction form
    154,522.28/231,368.14 = 98,056.67/x
  3. Step 3: Cross multiply
    154,522.28x = 231,368.14 × 98,056.67
  4. Step 4: Simplify right side
    154,522.28x = 22,687,188,283.79
  5. Step 5: Solve for x
    x = 22,687,188,283.79/154,522.28
  6. Step 6: Final answer
    x = 146,821.47

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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.