Home / 94,731.98-130,731.21-52,290.54

Finding the Fourth Proportional to 94,731.98, 130,731.21 and 52,290.54

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Solution

The fourth proportional to 94,731.98, 130,731.21 and 52,290.54 is: 72,161.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,731.98 : 130,731.21 = 52,290.54 : x
  2. Step 2: Convert to fraction form
    94,731.98/130,731.21 = 52,290.54/x
  3. Step 3: Cross multiply
    94,731.98x = 130,731.21 × 52,290.54
  4. Step 4: Simplify right side
    94,731.98x = 6,836,005,565.75
  5. Step 5: Solve for x
    x = 6,836,005,565.75/94,731.98
  6. Step 6: Final answer
    x = 72,161.54

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.