Home / 55,562.48-76,674.36-31,696.88

Finding the Fourth Proportional to 55,562.48, 76,674.36 and 31,696.88

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Solution

The fourth proportional to 55,562.48, 76,674.36 and 31,696.88 is: 43,740.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,562.48 : 76,674.36 = 31,696.88 : x
  2. Step 2: Convert to fraction form
    55,562.48/76,674.36 = 31,696.88/x
  3. Step 3: Cross multiply
    55,562.48x = 76,674.36 × 31,696.88
  4. Step 4: Simplify right side
    55,562.48x = 2,430,337,988.00
  5. Step 5: Solve for x
    x = 2,430,337,988.00/55,562.48
  6. Step 6: Final answer
    x = 43,740.63

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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.