Home / 116,999.34-161,458.62-63,284.49

Finding the Fourth Proportional to 116,999.34, 161,458.62 and 63,284.49

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Solution

The fourth proportional to 116,999.34, 161,458.62 and 63,284.49 is: 87,332.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,999.34 : 161,458.62 = 63,284.49 : x
  2. Step 2: Convert to fraction form
    116,999.34/161,458.62 = 63,284.49/x
  3. Step 3: Cross multiply
    116,999.34x = 161,458.62 × 63,284.49
  4. Step 4: Simplify right side
    116,999.34x = 10,217,826,185.49
  5. Step 5: Solve for x
    x = 10,217,826,185.49/116,999.34
  6. Step 6: Final answer
    x = 87,332.34

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1.5x scale

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.