Home / 130,674.51-180,327.33-73,309.03

Finding the Fourth Proportional to 130,674.51, 180,327.33 and 73,309.03

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Solution

The fourth proportional to 130,674.51, 180,327.33 and 73,309.03 is: 101,164.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,674.51 : 180,327.33 = 73,309.03 : x
  2. Step 2: Convert to fraction form
    130,674.51/180,327.33 = 73,309.03/x
  3. Step 3: Cross multiply
    130,674.51x = 180,327.33 × 73,309.03
  4. Step 4: Simplify right side
    130,674.51x = 13,219,621,193.97
  5. Step 5: Solve for x
    x = 13,219,621,193.97/130,674.51
  6. Step 6: Final answer
    x = 101,164.50

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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.