Home / 170,574.02-255,653.47-120,668.50

Finding the Fourth Proportional to 170,574.02, 255,653.47 and 120,668.50

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Solution

The fourth proportional to 170,574.02, 255,653.47 and 120,668.50 is: 180,855.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,574.02 : 255,653.47 = 120,668.50 : x
  2. Step 2: Convert to fraction form
    170,574.02/255,653.47 = 120,668.50/x
  3. Step 3: Cross multiply
    170,574.02x = 255,653.47 × 120,668.50
  4. Step 4: Simplify right side
    170,574.02x = 30,849,318,863.09
  5. Step 5: Solve for x
    x = 30,849,318,863.09/170,574.02
  6. Step 6: Final answer
    x = 180,855.91

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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.