Home / 47,378.98-71,080.08-17,798.50

Finding the Fourth Proportional to 47,378.98, 71,080.08 and 17,798.50

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Solution

The fourth proportional to 47,378.98, 71,080.08 and 17,798.50 is: 26,702.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,378.98 : 71,080.08 = 17,798.50 : x
  2. Step 2: Convert to fraction form
    47,378.98/71,080.08 = 17,798.50/x
  3. Step 3: Cross multiply
    47,378.98x = 71,080.08 × 17,798.50
  4. Step 4: Simplify right side
    47,378.98x = 1,265,118,803.88
  5. Step 5: Solve for x
    x = 1,265,118,803.88/47,378.98
  6. Step 6: Final answer
    x = 26,702.11

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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.