Home / 154,038.61-231,055.35-52,906.95

Finding the Fourth Proportional to 154,038.61, 231,055.35 and 52,906.95

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Solution

The fourth proportional to 154,038.61, 231,055.35 and 52,906.95 is: 79,359.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,038.61 : 231,055.35 = 52,906.95 : x
  2. Step 2: Convert to fraction form
    154,038.61/231,055.35 = 52,906.95/x
  3. Step 3: Cross multiply
    154,038.61x = 231,055.35 × 52,906.95
  4. Step 4: Simplify right side
    154,038.61x = 12,224,433,410.64
  5. Step 5: Solve for x
    x = 12,224,433,410.64/154,038.61
  6. Step 6: Final answer
    x = 79,359.54

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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.