Home / 108,365.02-149,573.78-63,051.75

Finding the Fourth Proportional to 108,365.02, 149,573.78 and 63,051.75

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Solution

The fourth proportional to 108,365.02, 149,573.78 and 63,051.75 is: 87,028.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,365.02 : 149,573.78 = 63,051.75 : x
  2. Step 2: Convert to fraction form
    108,365.02/149,573.78 = 63,051.75/x
  3. Step 3: Cross multiply
    108,365.02x = 149,573.78 × 63,051.75
  4. Step 4: Simplify right side
    108,365.02x = 9,430,888,583.12
  5. Step 5: Solve for x
    x = 9,430,888,583.12/108,365.02
  6. Step 6: Final answer
    x = 87,028.90

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1.5x scale

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.