Home / 153,929.51-230,928.89-54,096.60

Finding the Fourth Proportional to 153,929.51, 230,928.89 and 54,096.60

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Solution

The fourth proportional to 153,929.51, 230,928.89 and 54,096.60 is: 81,157.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,929.51 : 230,928.89 = 54,096.60 : x
  2. Step 2: Convert to fraction form
    153,929.51/230,928.89 = 54,096.60/x
  3. Step 3: Cross multiply
    153,929.51x = 230,928.89 × 54,096.60
  4. Step 4: Simplify right side
    153,929.51x = 12,492,467,520.29
  5. Step 5: Solve for x
    x = 12,492,467,520.29/153,929.51
  6. Step 6: Final answer
    x = 81,157.07

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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.