Home / 55,403.34-76,456.89-30,252.84

Finding the Fourth Proportional to 55,403.34, 76,456.89 and 30,252.84

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Solution

The fourth proportional to 55,403.34, 76,456.89 and 30,252.84 is: 41,749.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,403.34 : 76,456.89 = 30,252.84 : x
  2. Step 2: Convert to fraction form
    55,403.34/76,456.89 = 30,252.84/x
  3. Step 3: Cross multiply
    55,403.34x = 76,456.89 × 30,252.84
  4. Step 4: Simplify right side
    55,403.34x = 2,313,038,060.07
  5. Step 5: Solve for x
    x = 2,313,038,060.07/55,403.34
  6. Step 6: Final answer
    x = 41,749.07

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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.