Home / 130,880.54-196,320.80-37,386.29

Finding the Fourth Proportional to 130,880.54, 196,320.80 and 37,386.29

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Solution

The fourth proportional to 130,880.54, 196,320.80 and 37,386.29 is: 56,079.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,880.54 : 196,320.80 = 37,386.29 : x
  2. Step 2: Convert to fraction form
    130,880.54/196,320.80 = 37,386.29/x
  3. Step 3: Cross multiply
    130,880.54x = 196,320.80 × 37,386.29
  4. Step 4: Simplify right side
    130,880.54x = 7,339,706,946.10
  5. Step 5: Solve for x
    x = 7,339,706,946.10/130,880.54
  6. Step 6: Final answer
    x = 56,079.44

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.