Home / 30,058.71-45,096.70-9,000.33

Finding the Fourth Proportional to 30,058.71, 45,096.70 and 9,000.33

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Solution

The fourth proportional to 30,058.71, 45,096.70 and 9,000.33 is: 13,503.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,058.71 : 45,096.70 = 9,000.33 : x
  2. Step 2: Convert to fraction form
    30,058.71/45,096.70 = 9,000.33/x
  3. Step 3: Cross multiply
    30,058.71x = 45,096.70 × 9,000.33
  4. Step 4: Simplify right side
    30,058.71x = 405,885,181.91
  5. Step 5: Solve for x
    x = 405,885,181.91/30,058.71
  6. Step 6: Final answer
    x = 13,503.08

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1.5x scale

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.