Home / 47,240.23-70,858.91-19,159.60

Finding the Fourth Proportional to 47,240.23, 70,858.91 and 19,159.60

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Solution

The fourth proportional to 47,240.23, 70,858.91 and 19,159.60 is: 28,738.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,240.23 : 70,858.91 = 19,159.60 : x
  2. Step 2: Convert to fraction form
    47,240.23/70,858.91 = 19,159.60/x
  3. Step 3: Cross multiply
    47,240.23x = 70,858.91 × 19,159.60
  4. Step 4: Simplify right side
    47,240.23x = 1,357,628,502.24
  5. Step 5: Solve for x
    x = 1,357,628,502.24/47,240.23
  6. Step 6: Final answer
    x = 28,738.82

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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.