Home / 30,664.98-45,999.29-11,941.53

Finding the Fourth Proportional to 30,664.98, 45,999.29 and 11,941.53

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Solution

The fourth proportional to 30,664.98, 45,999.29 and 11,941.53 is: 17,913.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,664.98 : 45,999.29 = 11,941.53 : x
  2. Step 2: Convert to fraction form
    30,664.98/45,999.29 = 11,941.53/x
  3. Step 3: Cross multiply
    30,664.98x = 45,999.29 × 11,941.53
  4. Step 4: Simplify right side
    30,664.98x = 549,301,758.87
  5. Step 5: Solve for x
    x = 549,301,758.87/30,664.98
  6. Step 6: Final answer
    x = 17,913.00

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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.