Home / 167,239.98-230,835.42-103,541.58

Finding the Fourth Proportional to 167,239.98, 230,835.42 and 103,541.58

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Solution

The fourth proportional to 167,239.98, 230,835.42 and 103,541.58 is: 142,914.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,239.98 : 230,835.42 = 103,541.58 : x
  2. Step 2: Convert to fraction form
    167,239.98/230,835.42 = 103,541.58/x
  3. Step 3: Cross multiply
    167,239.98x = 230,835.42 × 103,541.58
  4. Step 4: Simplify right side
    167,239.98x = 23,901,064,106.76
  5. Step 5: Solve for x
    x = 23,901,064,106.76/167,239.98
  6. Step 6: Final answer
    x = 142,914.77

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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.