Home / 68,368.34-102,491.55-36,795.35

Finding the Fourth Proportional to 68,368.34, 102,491.55 and 36,795.35

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Solution

The fourth proportional to 68,368.34, 102,491.55 and 36,795.35 is: 55,160.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,368.34 : 102,491.55 = 36,795.35 : x
  2. Step 2: Convert to fraction form
    68,368.34/102,491.55 = 36,795.35/x
  3. Step 3: Cross multiply
    68,368.34x = 102,491.55 × 36,795.35
  4. Step 4: Simplify right side
    68,368.34x = 3,771,211,941.83
  5. Step 5: Solve for x
    x = 3,771,211,941.83/68,368.34
  6. Step 6: Final answer
    x = 55,160.21

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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.