Home / 415,952.55-623,926.80-163,054.35

Finding the Fourth Proportional to 415,952.55, 623,926.80 and 163,054.35

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Solution

The fourth proportional to 415,952.55, 623,926.80 and 163,054.35 is: 244,580.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    415,952.55 : 623,926.80 = 163,054.35 : x
  2. Step 2: Convert to fraction form
    415,952.55/623,926.80 = 163,054.35/x
  3. Step 3: Cross multiply
    415,952.55x = 623,926.80 × 163,054.35
  4. Step 4: Simplify right side
    415,952.55x = 101,733,978,821.58
  5. Step 5: Solve for x
    x = 101,733,978,821.58/415,952.55
  6. Step 6: Final answer
    x = 244,580.73

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.