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Finding the Fourth Proportional to 108,777.52, 163,181.85 and 48,055.42

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Solution

The fourth proportional to 108,777.52, 163,181.85 and 48,055.42 is: 72,090.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,777.52 : 163,181.85 = 48,055.42 : x
  2. Step 2: Convert to fraction form
    108,777.52/163,181.85 = 48,055.42/x
  3. Step 3: Cross multiply
    108,777.52x = 163,181.85 × 48,055.42
  4. Step 4: Simplify right side
    108,777.52x = 7,841,772,338.13
  5. Step 5: Solve for x
    x = 7,841,772,338.13/108,777.52
  6. Step 6: Final answer
    x = 72,090.01

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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.