Home / 94,820.21-130,852.35-51,800.30

Finding the Fourth Proportional to 94,820.21, 130,852.35 and 51,800.30

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Solution

The fourth proportional to 94,820.21, 130,852.35 and 51,800.30 is: 71,484.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,820.21 : 130,852.35 = 51,800.30 : x
  2. Step 2: Convert to fraction form
    94,820.21/130,852.35 = 51,800.30/x
  3. Step 3: Cross multiply
    94,820.21x = 130,852.35 × 51,800.30
  4. Step 4: Simplify right side
    94,820.21x = 6,778,190,331.44
  5. Step 5: Solve for x
    x = 6,778,190,331.44/94,820.21
  6. Step 6: Final answer
    x = 71,484.66

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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.