Home / 58,761.69-81,090.67-31,903.66

Finding the Fourth Proportional to 58,761.69, 81,090.67 and 31,903.66

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Solution

The fourth proportional to 58,761.69, 81,090.67 and 31,903.66 is: 44,026.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,761.69 : 81,090.67 = 31,903.66 : x
  2. Step 2: Convert to fraction form
    58,761.69/81,090.67 = 31,903.66/x
  3. Step 3: Cross multiply
    58,761.69x = 81,090.67 × 31,903.66
  4. Step 4: Simplify right side
    58,761.69x = 2,587,089,164.85
  5. Step 5: Solve for x
    x = 2,587,089,164.85/58,761.69
  6. Step 6: Final answer
    x = 44,026.80

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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.