Home / 130,466.14-180,043.26-73,877.50

Finding the Fourth Proportional to 130,466.14, 180,043.26 and 73,877.50

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Solution

The fourth proportional to 130,466.14, 180,043.26 and 73,877.50 is: 101,950.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,466.14 : 180,043.26 = 73,877.50 : x
  2. Step 2: Convert to fraction form
    130,466.14/180,043.26 = 73,877.50/x
  3. Step 3: Cross multiply
    130,466.14x = 180,043.26 × 73,877.50
  4. Step 4: Simplify right side
    130,466.14x = 13,301,145,940.65
  5. Step 5: Solve for x
    x = 13,301,145,940.65/130,466.14
  6. Step 6: Final answer
    x = 101,950.94

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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.