Home / 79,307.31-118,926.36-30,024.75

Finding the Fourth Proportional to 79,307.31, 118,926.36 and 30,024.75

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Solution

The fourth proportional to 79,307.31, 118,926.36 and 30,024.75 is: 45,024.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,307.31 : 118,926.36 = 30,024.75 : x
  2. Step 2: Convert to fraction form
    79,307.31/118,926.36 = 30,024.75/x
  3. Step 3: Cross multiply
    79,307.31x = 118,926.36 × 30,024.75
  4. Step 4: Simplify right side
    79,307.31x = 3,570,734,227.41
  5. Step 5: Solve for x
    x = 3,570,734,227.41/79,307.31
  6. Step 6: Final answer
    x = 45,024.02

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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.