Home / 47,106.69-70,673.78-19,012.40

Finding the Fourth Proportional to 47,106.69, 70,673.78 and 19,012.40

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Solution

The fourth proportional to 47,106.69, 70,673.78 and 19,012.40 is: 28,524.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,106.69 : 70,673.78 = 19,012.40 : x
  2. Step 2: Convert to fraction form
    47,106.69/70,673.78 = 19,012.40/x
  3. Step 3: Cross multiply
    47,106.69x = 70,673.78 × 19,012.40
  4. Step 4: Simplify right side
    47,106.69x = 1,343,677,726.44
  5. Step 5: Solve for x
    x = 1,343,677,726.44/47,106.69
  6. Step 6: Final answer
    x = 28,524.14

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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.