Home / 63,015.12-86,952.96-36,154.08

Finding the Fourth Proportional to 63,015.12, 86,952.96 and 36,154.08

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Solution

The fourth proportional to 63,015.12, 86,952.96 and 36,154.08 is: 49,888.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,015.12 : 86,952.96 = 36,154.08 : x
  2. Step 2: Convert to fraction form
    63,015.12/86,952.96 = 36,154.08/x
  3. Step 3: Cross multiply
    63,015.12x = 86,952.96 × 36,154.08
  4. Step 4: Simplify right side
    63,015.12x = 3,143,704,272.08
  5. Step 5: Solve for x
    x = 3,143,704,272.08/63,015.12
  6. Step 6: Final answer
    x = 49,888.09

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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.