Home / 55,470.54-76,549.84-51,232.55

Finding the Fourth Proportional to 55,470.54, 76,549.84 and 51,232.55

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Solution

The fourth proportional to 55,470.54, 76,549.84 and 51,232.55 is: 70,701.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,470.54 : 76,549.84 = 51,232.55 : x
  2. Step 2: Convert to fraction form
    55,470.54/76,549.84 = 51,232.55/x
  3. Step 3: Cross multiply
    55,470.54x = 76,549.84 × 51,232.55
  4. Step 4: Simplify right side
    55,470.54x = 3,921,842,994.46
  5. Step 5: Solve for x
    x = 3,921,842,994.46/55,470.54
  6. Step 6: Final answer
    x = 70,701.36

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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.