Home / 107,302.40-160,953.62-28,422.80

Finding the Fourth Proportional to 107,302.40, 160,953.62 and 28,422.80

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Solution

The fourth proportional to 107,302.40, 160,953.62 and 28,422.80 is: 42,634.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,302.40 : 160,953.62 = 28,422.80 : x
  2. Step 2: Convert to fraction form
    107,302.40/160,953.62 = 28,422.80/x
  3. Step 3: Cross multiply
    107,302.40x = 160,953.62 × 28,422.80
  4. Step 4: Simplify right side
    107,302.40x = 4,574,752,550.54
  5. Step 5: Solve for x
    x = 4,574,752,550.54/107,302.40
  6. Step 6: Final answer
    x = 42,634.21

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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.