Home / 153,905.60-230,829.24-54,042.32

Finding the Fourth Proportional to 153,905.60, 230,829.24 and 54,042.32

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Solution

The fourth proportional to 153,905.60, 230,829.24 and 54,042.32 is: 81,053.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,905.60 : 230,829.24 = 54,042.32 : x
  2. Step 2: Convert to fraction form
    153,905.60/230,829.24 = 54,042.32/x
  3. Step 3: Cross multiply
    153,905.60x = 230,829.24 × 54,042.32
  4. Step 4: Simplify right side
    153,905.60x = 12,474,547,653.44
  5. Step 5: Solve for x
    x = 12,474,547,653.44/153,905.60
  6. Step 6: Final answer
    x = 81,053.24

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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.