Home / 119,050.08-164,303.28-68,748

Finding the Fourth Proportional to 119,050.08, 164,303.28 and 68,748

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Solution

The fourth proportional to 119,050.08, 164,303.28 and 68,748 is: 94,880.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,050.08 : 164,303.28 = 68,748 : x
  2. Step 2: Convert to fraction form
    119,050.08/164,303.28 = 68,748/x
  3. Step 3: Cross multiply
    119,050.08x = 164,303.28 × 68,748
  4. Step 4: Simplify right side
    119,050.08x = 11,295,521,893.44
  5. Step 5: Solve for x
    x = 11,295,521,893.44/119,050.08
  6. Step 6: Final answer
    x = 94,880.42

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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.