Home / 47,322.98-70,982.86-11,784.22

Finding the Fourth Proportional to 47,322.98, 70,982.86 and 11,784.22

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Solution

The fourth proportional to 47,322.98, 70,982.86 and 11,784.22 is: 17,675.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,322.98 : 70,982.86 = 11,784.22 : x
  2. Step 2: Convert to fraction form
    47,322.98/70,982.86 = 11,784.22/x
  3. Step 3: Cross multiply
    47,322.98x = 70,982.86 × 11,784.22
  4. Step 4: Simplify right side
    47,322.98x = 836,477,638.47
  5. Step 5: Solve for x
    x = 836,477,638.47/47,322.98
  6. Step 6: Final answer
    x = 17,675.93

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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.