Home / 30,238.48-45,184.28-23,083.12

Finding the Fourth Proportional to 30,238.48, 45,184.28 and 23,083.12

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Solution

The fourth proportional to 30,238.48, 45,184.28 and 23,083.12 is: 34,492.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,238.48 : 45,184.28 = 23,083.12 : x
  2. Step 2: Convert to fraction form
    30,238.48/45,184.28 = 23,083.12/x
  3. Step 3: Cross multiply
    30,238.48x = 45,184.28 × 23,083.12
  4. Step 4: Simplify right side
    30,238.48x = 1,042,994,157.35
  5. Step 5: Solve for x
    x = 1,042,994,157.35/30,238.48
  6. Step 6: Final answer
    x = 34,492.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.