Home / 63,142.44-87,136.17-34,848.12

Finding the Fourth Proportional to 63,142.44, 87,136.17 and 34,848.12

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Solution

The fourth proportional to 63,142.44, 87,136.17 and 34,848.12 is: 48,090.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,142.44 : 87,136.17 = 34,848.12 : x
  2. Step 2: Convert to fraction form
    63,142.44/87,136.17 = 34,848.12/x
  3. Step 3: Cross multiply
    63,142.44x = 87,136.17 × 34,848.12
  4. Step 4: Simplify right side
    63,142.44x = 3,036,531,708.50
  5. Step 5: Solve for x
    x = 3,036,531,708.50/63,142.44
  6. Step 6: Final answer
    x = 48,090.19

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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.