Home / 126,527.56-174,607.98-76,236.28

Finding the Fourth Proportional to 126,527.56, 174,607.98 and 76,236.28

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Solution

The fourth proportional to 126,527.56, 174,607.98 and 76,236.28 is: 105,206.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,527.56 : 174,607.98 = 76,236.28 : x
  2. Step 2: Convert to fraction form
    126,527.56/174,607.98 = 76,236.28/x
  3. Step 3: Cross multiply
    126,527.56x = 174,607.98 × 76,236.28
  4. Step 4: Simplify right side
    126,527.56x = 13,311,462,853.51
  5. Step 5: Solve for x
    x = 13,311,462,853.51/126,527.56
  6. Step 6: Final answer
    x = 105,206.03

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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.