Home / 39,106.58-58,624.78-14,140.76

Finding the Fourth Proportional to 39,106.58, 58,624.78 and 14,140.76

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Solution

The fourth proportional to 39,106.58, 58,624.78 and 14,140.76 is: 21,198.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,106.58 : 58,624.78 = 14,140.76 : x
  2. Step 2: Convert to fraction form
    39,106.58/58,624.78 = 14,140.76/x
  3. Step 3: Cross multiply
    39,106.58x = 58,624.78 × 14,140.76
  4. Step 4: Simplify right side
    39,106.58x = 828,998,642.07
  5. Step 5: Solve for x
    x = 828,998,642.07/39,106.58
  6. Step 6: Final answer
    x = 21,198.45

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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.