Home / 108,687.02-163,055.07-38,566.34

Finding the Fourth Proportional to 108,687.02, 163,055.07 and 38,566.34

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Solution

The fourth proportional to 108,687.02, 163,055.07 and 38,566.34 is: 57,858.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,687.02 : 163,055.07 = 38,566.34 : x
  2. Step 2: Convert to fraction form
    108,687.02/163,055.07 = 38,566.34/x
  3. Step 3: Cross multiply
    108,687.02x = 163,055.07 × 38,566.34
  4. Step 4: Simplify right side
    108,687.02x = 6,288,437,268.34
  5. Step 5: Solve for x
    x = 6,288,437,268.34/108,687.02
  6. Step 6: Final answer
    x = 57,858.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.