Home / 45,795.60-68,693.40-38,019.60

Finding the Fourth Proportional to 45,795.60, 68,693.40 and 38,019.60

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Solution

The fourth proportional to 45,795.60, 68,693.40 and 38,019.60 is: 57,029.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,795.60 : 68,693.40 = 38,019.60 : x
  2. Step 2: Convert to fraction form
    45,795.60/68,693.40 = 38,019.60/x
  3. Step 3: Cross multiply
    45,795.60x = 68,693.40 × 38,019.60
  4. Step 4: Simplify right side
    45,795.60x = 2,611,695,590.64
  5. Step 5: Solve for x
    x = 2,611,695,590.64/45,795.60
  6. Step 6: Final answer
    x = 57,029.40

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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.