Home / 170,023.50-255,045.78-51,703.56

Finding the Fourth Proportional to 170,023.50, 255,045.78 and 51,703.56

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Solution

The fourth proportional to 170,023.50, 255,045.78 and 51,703.56 is: 77,558.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,023.50 : 255,045.78 = 51,703.56 : x
  2. Step 2: Convert to fraction form
    170,023.50/255,045.78 = 51,703.56/x
  3. Step 3: Cross multiply
    170,023.50x = 255,045.78 × 51,703.56
  4. Step 4: Simplify right side
    170,023.50x = 13,186,774,788.98
  5. Step 5: Solve for x
    x = 13,186,774,788.98/170,023.50
  6. Step 6: Final answer
    x = 77,558.54

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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.