Home / 108,181.02-162,051.21-88,261.50

Finding the Fourth Proportional to 108,181.02, 162,051.21 and 88,261.50

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Solution

The fourth proportional to 108,181.02, 162,051.21 and 88,261.50 is: 132,212.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,181.02 : 162,051.21 = 88,261.50 : x
  2. Step 2: Convert to fraction form
    108,181.02/162,051.21 = 88,261.50/x
  3. Step 3: Cross multiply
    108,181.02x = 162,051.21 × 88,261.50
  4. Step 4: Simplify right side
    108,181.02x = 14,302,882,871.42
  5. Step 5: Solve for x
    x = 14,302,882,871.42/108,181.02
  6. Step 6: Final answer
    x = 132,212.50

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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.