Home / 163,553.13-245,329.70-43,610.49

Finding the Fourth Proportional to 163,553.13, 245,329.70 and 43,610.49

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Solution

The fourth proportional to 163,553.13, 245,329.70 and 43,610.49 is: 65,415.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,553.13 : 245,329.70 = 43,610.49 : x
  2. Step 2: Convert to fraction form
    163,553.13/245,329.70 = 43,610.49/x
  3. Step 3: Cross multiply
    163,553.13x = 245,329.70 × 43,610.49
  4. Step 4: Simplify right side
    163,553.13x = 10,698,948,428.55
  5. Step 5: Solve for x
    x = 10,698,948,428.55/163,553.13
  6. Step 6: Final answer
    x = 65,415.74

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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.