Home / 63,280.49-87,327.14-36,428.23

Finding the Fourth Proportional to 63,280.49, 87,327.14 and 36,428.23

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Solution

The fourth proportional to 63,280.49, 87,327.14 and 36,428.23 is: 50,270.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,280.49 : 87,327.14 = 36,428.23 : x
  2. Step 2: Convert to fraction form
    63,280.49/87,327.14 = 36,428.23/x
  3. Step 3: Cross multiply
    63,280.49x = 87,327.14 × 36,428.23
  4. Step 4: Simplify right side
    63,280.49x = 3,181,173,170.63
  5. Step 5: Solve for x
    x = 3,181,173,170.63/63,280.49
  6. Step 6: Final answer
    x = 50,270.99

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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.