Home / 47,776.86-71,582-29,017.26

Finding the Fourth Proportional to 47,776.86, 71,582 and 29,017.26

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Solution

The fourth proportional to 47,776.86, 71,582 and 29,017.26 is: 43,475.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,776.86 : 71,582 = 29,017.26 : x
  2. Step 2: Convert to fraction form
    47,776.86/71,582 = 29,017.26/x
  3. Step 3: Cross multiply
    47,776.86x = 71,582 × 29,017.26
  4. Step 4: Simplify right side
    47,776.86x = 2,077,113,505.32
  5. Step 5: Solve for x
    x = 2,077,113,505.32/47,776.86
  6. Step 6: Final answer
    x = 43,475.30

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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.