Home / 103,025.05-154,559.77-31,946.25

Finding the Fourth Proportional to 103,025.05, 154,559.77 and 31,946.25

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Solution

The fourth proportional to 103,025.05, 154,559.77 and 31,946.25 is: 47,926.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,025.05 : 154,559.77 = 31,946.25 : x
  2. Step 2: Convert to fraction form
    103,025.05/154,559.77 = 31,946.25/x
  3. Step 3: Cross multiply
    103,025.05x = 154,559.77 × 31,946.25
  4. Step 4: Simplify right side
    103,025.05x = 4,937,604,972.50
  5. Step 5: Solve for x
    x = 4,937,604,972.50/103,025.05
  6. Step 6: Final answer
    x = 47,926.26

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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.