Home / 170,432.93-255,277.59-140,514.77

Finding the Fourth Proportional to 170,432.93, 255,277.59 and 140,514.77

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Solution

The fourth proportional to 170,432.93, 255,277.59 and 140,514.77 is: 210,465.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,432.93 : 255,277.59 = 140,514.77 : x
  2. Step 2: Convert to fraction form
    170,432.93/255,277.59 = 140,514.77/x
  3. Step 3: Cross multiply
    170,432.93x = 255,277.59 × 140,514.77
  4. Step 4: Simplify right side
    170,432.93x = 35,870,270,568.62
  5. Step 5: Solve for x
    x = 35,870,270,568.62/170,432.93
  6. Step 6: Final answer
    x = 210,465.62

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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.