Home / 194,054.50-290,924.07-87,360.10

Finding the Fourth Proportional to 194,054.50, 290,924.07 and 87,360.10

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Solution

The fourth proportional to 194,054.50, 290,924.07 and 87,360.10 is: 130,969.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,054.50 : 290,924.07 = 87,360.10 : x
  2. Step 2: Convert to fraction form
    194,054.50/290,924.07 = 87,360.10/x
  3. Step 3: Cross multiply
    194,054.50x = 290,924.07 × 87,360.10
  4. Step 4: Simplify right side
    194,054.50x = 25,415,155,847.61
  5. Step 5: Solve for x
    x = 25,415,155,847.61/194,054.50
  6. Step 6: Final answer
    x = 130,969.17

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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.