Home / 63,018.24-86,969.04-34,723.92

Finding the Fourth Proportional to 63,018.24, 86,969.04 and 34,723.92

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Solution

The fourth proportional to 63,018.24, 86,969.04 and 34,723.92 is: 47,921.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,018.24 : 86,969.04 = 34,723.92 : x
  2. Step 2: Convert to fraction form
    63,018.24/86,969.04 = 34,723.92/x
  3. Step 3: Cross multiply
    63,018.24x = 86,969.04 × 34,723.92
  4. Step 4: Simplify right side
    63,018.24x = 3,019,905,987.44
  5. Step 5: Solve for x
    x = 3,019,905,987.44/63,018.24
  6. Step 6: Final answer
    x = 47,921.14

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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.