Home / 149,302.10-223,953.15-66,196.10

Finding the Fourth Proportional to 149,302.10, 223,953.15 and 66,196.10

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Solution

The fourth proportional to 149,302.10, 223,953.15 and 66,196.10 is: 99,294.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,302.10 : 223,953.15 = 66,196.10 : x
  2. Step 2: Convert to fraction form
    149,302.10/223,953.15 = 66,196.10/x
  3. Step 3: Cross multiply
    149,302.10x = 223,953.15 × 66,196.10
  4. Step 4: Simplify right side
    149,302.10x = 14,824,825,112.72
  5. Step 5: Solve for x
    x = 14,824,825,112.72/149,302.10
  6. Step 6: Final answer
    x = 99,294.15

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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.