Home / 85,982.63-118,656.02-48,256.88

Finding the Fourth Proportional to 85,982.63, 118,656.02 and 48,256.88

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Solution

The fourth proportional to 85,982.63, 118,656.02 and 48,256.88 is: 66,594.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,982.63 : 118,656.02 = 48,256.88 : x
  2. Step 2: Convert to fraction form
    85,982.63/118,656.02 = 48,256.88/x
  3. Step 3: Cross multiply
    85,982.63x = 118,656.02 × 48,256.88
  4. Step 4: Simplify right side
    85,982.63x = 5,725,968,845.78
  5. Step 5: Solve for x
    x = 5,725,968,845.78/85,982.63
  6. Step 6: Final answer
    x = 66,594.49

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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.