Home / 153,930.02-230,929.62-54,097.10

Finding the Fourth Proportional to 153,930.02, 230,929.62 and 54,097.10

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Solution

The fourth proportional to 153,930.02, 230,929.62 and 54,097.10 is: 81,157.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,930.02 : 230,929.62 = 54,097.10 : x
  2. Step 2: Convert to fraction form
    153,930.02/230,929.62 = 54,097.10/x
  3. Step 3: Cross multiply
    153,930.02x = 230,929.62 × 54,097.10
  4. Step 4: Simplify right side
    153,930.02x = 12,492,622,746.10
  5. Step 5: Solve for x
    x = 12,492,622,746.10/153,930.02
  6. Step 6: Final answer
    x = 81,157.81

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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.