Home / 94,720.76-130,712.66-51,698.84

Finding the Fourth Proportional to 94,720.76, 130,712.66 and 51,698.84

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Solution

The fourth proportional to 94,720.76, 130,712.66 and 51,698.84 is: 71,343.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,720.76 : 130,712.66 = 51,698.84 : x
  2. Step 2: Convert to fraction form
    94,720.76/130,712.66 = 51,698.84/x
  3. Step 3: Cross multiply
    94,720.76x = 130,712.66 × 51,698.84
  4. Step 4: Simplify right side
    94,720.76x = 6,757,692,895.31
  5. Step 5: Solve for x
    x = 6,757,692,895.31/94,720.76
  6. Step 6: Final answer
    x = 71,343.31

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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.