Home / 55,624.28-76,762.74-31,750.46

Finding the Fourth Proportional to 55,624.28, 76,762.74 and 31,750.46

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Solution

The fourth proportional to 55,624.28, 76,762.74 and 31,750.46 is: 43,816.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,624.28 : 76,762.74 = 31,750.46 : x
  2. Step 2: Convert to fraction form
    55,624.28/76,762.74 = 31,750.46/x
  3. Step 3: Cross multiply
    55,624.28x = 76,762.74 × 31,750.46
  4. Step 4: Simplify right side
    55,624.28x = 2,437,252,305.86
  5. Step 5: Solve for x
    x = 2,437,252,305.86/55,624.28
  6. Step 6: Final answer
    x = 43,816.34

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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.