Home / 107,479.41-148,320.51-59,731.80

Finding the Fourth Proportional to 107,479.41, 148,320.51 and 59,731.80

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Solution

The fourth proportional to 107,479.41, 148,320.51 and 59,731.80 is: 82,429.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,479.41 : 148,320.51 = 59,731.80 : x
  2. Step 2: Convert to fraction form
    107,479.41/148,320.51 = 59,731.80/x
  3. Step 3: Cross multiply
    107,479.41x = 148,320.51 × 59,731.80
  4. Step 4: Simplify right side
    107,479.41x = 8,859,451,039.22
  5. Step 5: Solve for x
    x = 8,859,451,039.22/107,479.41
  6. Step 6: Final answer
    x = 82,429.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.