Home / 146,577.80-219,939.60-57,834.20

Finding the Fourth Proportional to 146,577.80, 219,939.60 and 57,834.20

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Solution

The fourth proportional to 146,577.80, 219,939.60 and 57,834.20 is: 86,780.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,577.80 : 219,939.60 = 57,834.20 : x
  2. Step 2: Convert to fraction form
    146,577.80/219,939.60 = 57,834.20/x
  3. Step 3: Cross multiply
    146,577.80x = 219,939.60 × 57,834.20
  4. Step 4: Simplify right side
    146,577.80x = 12,720,030,814.32
  5. Step 5: Solve for x
    x = 12,720,030,814.32/146,577.80
  6. Step 6: Final answer
    x = 86,780.06

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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.