Home / 130,204.24-194,987.86-117,582.50

Finding the Fourth Proportional to 130,204.24, 194,987.86 and 117,582.50

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Solution

The fourth proportional to 130,204.24, 194,987.86 and 117,582.50 is: 176,086.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,204.24 : 194,987.86 = 117,582.50 : x
  2. Step 2: Convert to fraction form
    130,204.24/194,987.86 = 117,582.50/x
  3. Step 3: Cross multiply
    130,204.24x = 194,987.86 × 117,582.50
  4. Step 4: Simplify right side
    130,204.24x = 22,927,160,048.45
  5. Step 5: Solve for x
    x = 22,927,160,048.45/130,204.24
  6. Step 6: Final answer
    x = 176,086.12

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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.