Home / 47,041.83-70,562.34-11,980.98

Finding the Fourth Proportional to 47,041.83, 70,562.34 and 11,980.98

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Solution

The fourth proportional to 47,041.83, 70,562.34 and 11,980.98 is: 17,971.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,041.83 : 70,562.34 = 11,980.98 : x
  2. Step 2: Convert to fraction form
    47,041.83/70,562.34 = 11,980.98/x
  3. Step 3: Cross multiply
    47,041.83x = 70,562.34 × 11,980.98
  4. Step 4: Simplify right side
    47,041.83x = 845,405,984.29
  5. Step 5: Solve for x
    x = 845,405,984.29/47,041.83
  6. Step 6: Final answer
    x = 17,971.37

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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.