Home / 37,405.98-51,570.54-31,008.60

Finding the Fourth Proportional to 37,405.98, 51,570.54 and 31,008.60

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Solution

The fourth proportional to 37,405.98, 51,570.54 and 31,008.60 is: 42,750.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,405.98 : 51,570.54 = 31,008.60 : x
  2. Step 2: Convert to fraction form
    37,405.98/51,570.54 = 31,008.60/x
  3. Step 3: Cross multiply
    37,405.98x = 51,570.54 × 31,008.60
  4. Step 4: Simplify right side
    37,405.98x = 1,599,130,246.64
  5. Step 5: Solve for x
    x = 1,599,130,246.64/37,405.98
  6. Step 6: Final answer
    x = 42,750.66

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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.