Home / 170,555.34-255,833.63-52,226.20

Finding the Fourth Proportional to 170,555.34, 255,833.63 and 52,226.20

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Solution

The fourth proportional to 170,555.34, 255,833.63 and 52,226.20 is: 78,339.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,555.34 : 255,833.63 = 52,226.20 : x
  2. Step 2: Convert to fraction form
    170,555.34/255,833.63 = 52,226.20/x
  3. Step 3: Cross multiply
    170,555.34x = 255,833.63 × 52,226.20
  4. Step 4: Simplify right side
    170,555.34x = 13,361,218,327.11
  5. Step 5: Solve for x
    x = 13,361,218,327.11/170,555.34
  6. Step 6: Final answer
    x = 78,339.49

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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.