Home / 130,623.10-180,257.88-73,262.41

Finding the Fourth Proportional to 130,623.10, 180,257.88 and 73,262.41

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Solution

The fourth proportional to 130,623.10, 180,257.88 and 73,262.41 is: 101,101.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,623.10 : 180,257.88 = 73,262.41 : x
  2. Step 2: Convert to fraction form
    130,623.10/180,257.88 = 73,262.41/x
  3. Step 3: Cross multiply
    130,623.10x = 180,257.88 × 73,262.41
  4. Step 4: Simplify right side
    130,623.10x = 13,206,126,710.29
  5. Step 5: Solve for x
    x = 13,206,126,710.29/130,623.10
  6. Step 6: Final answer
    x = 101,101.01

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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.