Home / 146,279.70-201,855.51-85,852.80

Finding the Fourth Proportional to 146,279.70, 201,855.51 and 85,852.80

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Solution

The fourth proportional to 146,279.70, 201,855.51 and 85,852.80 is: 118,470.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,279.70 : 201,855.51 = 85,852.80 : x
  2. Step 2: Convert to fraction form
    146,279.70/201,855.51 = 85,852.80/x
  3. Step 3: Cross multiply
    146,279.70x = 201,855.51 × 85,852.80
  4. Step 4: Simplify right side
    146,279.70x = 17,329,860,728.93
  5. Step 5: Solve for x
    x = 17,329,860,728.93/146,279.70
  6. Step 6: Final answer
    x = 118,470.72

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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.