Home / 102,931.03-154,374.93-29,041.75

Finding the Fourth Proportional to 102,931.03, 154,374.93 and 29,041.75

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Solution

The fourth proportional to 102,931.03, 154,374.93 and 29,041.75 is: 43,556.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,931.03 : 154,374.93 = 29,041.75 : x
  2. Step 2: Convert to fraction form
    102,931.03/154,374.93 = 29,041.75/x
  3. Step 3: Cross multiply
    102,931.03x = 154,374.93 × 29,041.75
  4. Step 4: Simplify right side
    102,931.03x = 4,483,318,123.33
  5. Step 5: Solve for x
    x = 4,483,318,123.33/102,931.03
  6. Step 6: Final answer
    x = 43,556.53

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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.