Home / 63,171.61-87,173.07-34,485.55

Finding the Fourth Proportional to 63,171.61, 87,173.07 and 34,485.55

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Solution

The fourth proportional to 63,171.61, 87,173.07 and 34,485.55 is: 47,588.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,171.61 : 87,173.07 = 34,485.55 : x
  2. Step 2: Convert to fraction form
    63,171.61/87,173.07 = 34,485.55/x
  3. Step 3: Cross multiply
    63,171.61x = 87,173.07 × 34,485.55
  4. Step 4: Simplify right side
    63,171.61x = 3,006,211,264.14
  5. Step 5: Solve for x
    x = 3,006,211,264.14/63,171.61
  6. Step 6: Final answer
    x = 47,588.01

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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.