Home / 154,330.24-231,492.66-83,285.68

Finding the Fourth Proportional to 154,330.24, 231,492.66 and 83,285.68

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Solution

The fourth proportional to 154,330.24, 231,492.66 and 83,285.68 is: 124,927.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,330.24 : 231,492.66 = 83,285.68 : x
  2. Step 2: Convert to fraction form
    154,330.24/231,492.66 = 83,285.68/x
  3. Step 3: Cross multiply
    154,330.24x = 231,492.66 × 83,285.68
  4. Step 4: Simplify right side
    154,330.24x = 19,280,023,603.11
  5. Step 5: Solve for x
    x = 19,280,023,603.11/154,330.24
  6. Step 6: Final answer
    x = 124,927.06

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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.