Home / 119,432.46-164,823.78-68,460.98

Finding the Fourth Proportional to 119,432.46, 164,823.78 and 68,460.98

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Solution

The fourth proportional to 119,432.46, 164,823.78 and 68,460.98 is: 94,480.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,432.46 : 164,823.78 = 68,460.98 : x
  2. Step 2: Convert to fraction form
    119,432.46/164,823.78 = 68,460.98/x
  3. Step 3: Cross multiply
    119,432.46x = 164,823.78 × 68,460.98
  4. Step 4: Simplify right side
    119,432.46x = 11,283,997,506.10
  5. Step 5: Solve for x
    x = 11,283,997,506.10/119,432.46
  6. Step 6: Final answer
    x = 94,480.16

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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.