Home / 233,328.72-349,915.23-91,137.11

Finding the Fourth Proportional to 233,328.72, 349,915.23 and 91,137.11

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Solution

The fourth proportional to 233,328.72, 349,915.23 and 91,137.11 is: 136,675.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,328.72 : 349,915.23 = 91,137.11 : x
  2. Step 2: Convert to fraction form
    233,328.72/349,915.23 = 91,137.11/x
  3. Step 3: Cross multiply
    233,328.72x = 349,915.23 × 91,137.11
  4. Step 4: Simplify right side
    233,328.72x = 31,890,263,681.97
  5. Step 5: Solve for x
    x = 31,890,263,681.97/233,328.72
  6. Step 6: Final answer
    x = 136,675.26

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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.