Home / 63,018.17-86,964.52-34,723.65

Finding the Fourth Proportional to 63,018.17, 86,964.52 and 34,723.65

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Solution

The fourth proportional to 63,018.17, 86,964.52 and 34,723.65 is: 47,918.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,018.17 : 86,964.52 = 34,723.65 : x
  2. Step 2: Convert to fraction form
    63,018.17/86,964.52 = 34,723.65/x
  3. Step 3: Cross multiply
    63,018.17x = 86,964.52 × 34,723.65
  4. Step 4: Simplify right side
    63,018.17x = 3,019,725,554.90
  5. Step 5: Solve for x
    x = 3,019,725,554.90/63,018.17
  6. Step 6: Final answer
    x = 47,918.33

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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.