Home / 159,739.48-239,577.90-53,106.76

Finding the Fourth Proportional to 159,739.48, 239,577.90 and 53,106.76

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Solution

The fourth proportional to 159,739.48, 239,577.90 and 53,106.76 is: 79,649.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,739.48 : 239,577.90 = 53,106.76 : x
  2. Step 2: Convert to fraction form
    159,739.48/239,577.90 = 53,106.76/x
  3. Step 3: Cross multiply
    159,739.48x = 239,577.90 × 53,106.76
  4. Step 4: Simplify right side
    159,739.48x = 12,723,206,036.60
  5. Step 5: Solve for x
    x = 12,723,206,036.60/159,739.48
  6. Step 6: Final answer
    x = 79,649.73

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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.