Home / 238,185.10-328,683.08-141,392.98

Finding the Fourth Proportional to 238,185.10, 328,683.08 and 141,392.98

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Solution

The fourth proportional to 238,185.10, 328,683.08 and 141,392.98 is: 195,114.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,185.10 : 328,683.08 = 141,392.98 : x
  2. Step 2: Convert to fraction form
    238,185.10/328,683.08 = 141,392.98/x
  3. Step 3: Cross multiply
    238,185.10x = 328,683.08 × 141,392.98
  4. Step 4: Simplify right side
    238,185.10x = 46,473,477,806.40
  5. Step 5: Solve for x
    x = 46,473,477,806.40/238,185.10
  6. Step 6: Final answer
    x = 195,114.97

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.