Home / 163,904.49-245,898.99-89,005.41

Finding the Fourth Proportional to 163,904.49, 245,898.99 and 89,005.41

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Solution

The fourth proportional to 163,904.49, 245,898.99 and 89,005.41 is: 133,531.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,904.49 : 245,898.99 = 89,005.41 : x
  2. Step 2: Convert to fraction form
    163,904.49/245,898.99 = 89,005.41/x
  3. Step 3: Cross multiply
    163,904.49x = 245,898.99 × 89,005.41
  4. Step 4: Simplify right side
    163,904.49x = 21,886,340,423.54
  5. Step 5: Solve for x
    x = 21,886,340,423.54/163,904.49
  6. Step 6: Final answer
    x = 133,531.06

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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.