Home / 47,059.07-70,583.44-13,779.46

Finding the Fourth Proportional to 47,059.07, 70,583.44 and 13,779.46

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Solution

The fourth proportional to 47,059.07, 70,583.44 and 13,779.46 is: 20,667.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,059.07 : 70,583.44 = 13,779.46 : x
  2. Step 2: Convert to fraction form
    47,059.07/70,583.44 = 13,779.46/x
  3. Step 3: Cross multiply
    47,059.07x = 70,583.44 × 13,779.46
  4. Step 4: Simplify right side
    47,059.07x = 972,601,477.24
  5. Step 5: Solve for x
    x = 972,601,477.24/47,059.07
  6. Step 6: Final answer
    x = 20,667.68

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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.