Home / 176,021.40-263,801.70-70,754.20

Finding the Fourth Proportional to 176,021.40, 263,801.70 and 70,754.20

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Solution

The fourth proportional to 176,021.40, 263,801.70 and 70,754.20 is: 106,038.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,021.40 : 263,801.70 = 70,754.20 : x
  2. Step 2: Convert to fraction form
    176,021.40/263,801.70 = 70,754.20/x
  3. Step 3: Cross multiply
    176,021.40x = 263,801.70 × 70,754.20
  4. Step 4: Simplify right side
    176,021.40x = 18,665,078,242.14
  5. Step 5: Solve for x
    x = 18,665,078,242.14/176,021.40
  6. Step 6: Final answer
    x = 106,038.69

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1.5x scale

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.