Home / 83,628.81-125,475.93-36,848.88

Finding the Fourth Proportional to 83,628.81, 125,475.93 and 36,848.88

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Solution

The fourth proportional to 83,628.81, 125,475.93 and 36,848.88 is: 55,287.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,628.81 : 125,475.93 = 36,848.88 : x
  2. Step 2: Convert to fraction form
    83,628.81/125,475.93 = 36,848.88/x
  3. Step 3: Cross multiply
    83,628.81x = 125,475.93 × 36,848.88
  4. Step 4: Simplify right side
    83,628.81x = 4,623,647,487.46
  5. Step 5: Solve for x
    x = 4,623,647,487.46/83,628.81
  6. Step 6: Final answer
    x = 55,287.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.