Home / 167,929.36-231,732.84-100,848.40

Finding the Fourth Proportional to 167,929.36, 231,732.84 and 100,848.40

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Solution

The fourth proportional to 167,929.36, 231,732.84 and 100,848.40 is: 139,164.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,929.36 : 231,732.84 = 100,848.40 : x
  2. Step 2: Convert to fraction form
    167,929.36/231,732.84 = 100,848.40/x
  3. Step 3: Cross multiply
    167,929.36x = 231,732.84 × 100,848.40
  4. Step 4: Simplify right side
    167,929.36x = 23,369,886,141.46
  5. Step 5: Solve for x
    x = 23,369,886,141.46/167,929.36
  6. Step 6: Final answer
    x = 139,164.98

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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.