Home / 130,946.76-180,693.05-73,576.96

Finding the Fourth Proportional to 130,946.76, 180,693.05 and 73,576.96

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Solution

The fourth proportional to 130,946.76, 180,693.05 and 73,576.96 is: 101,528.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,946.76 : 180,693.05 = 73,576.96 : x
  2. Step 2: Convert to fraction form
    130,946.76/180,693.05 = 73,576.96/x
  3. Step 3: Cross multiply
    130,946.76x = 180,693.05 × 73,576.96
  4. Step 4: Simplify right side
    130,946.76x = 13,294,844,492.51
  5. Step 5: Solve for x
    x = 13,294,844,492.51/130,946.76
  6. Step 6: Final answer
    x = 101,528.63

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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.