Home / 164,485.32-226,990.08-89,033.82

Finding the Fourth Proportional to 164,485.32, 226,990.08 and 89,033.82

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Solution

The fourth proportional to 164,485.32, 226,990.08 and 89,033.82 is: 122,866.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,485.32 : 226,990.08 = 89,033.82 : x
  2. Step 2: Convert to fraction form
    164,485.32/226,990.08 = 89,033.82/x
  3. Step 3: Cross multiply
    164,485.32x = 226,990.08 × 89,033.82
  4. Step 4: Simplify right side
    164,485.32x = 20,209,793,924.51
  5. Step 5: Solve for x
    x = 20,209,793,924.51/164,485.32
  6. Step 6: Final answer
    x = 122,866.85

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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.