Home / 51,349.44-70,841.12-31,203.12

Finding the Fourth Proportional to 51,349.44, 70,841.12 and 31,203.12

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Solution

The fourth proportional to 51,349.44, 70,841.12 and 31,203.12 is: 43,047.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,349.44 : 70,841.12 = 31,203.12 : x
  2. Step 2: Convert to fraction form
    51,349.44/70,841.12 = 31,203.12/x
  3. Step 3: Cross multiply
    51,349.44x = 70,841.12 × 31,203.12
  4. Step 4: Simplify right side
    51,349.44x = 2,210,463,968.29
  5. Step 5: Solve for x
    x = 2,210,463,968.29/51,349.44
  6. Step 6: Final answer
    x = 43,047.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.