Home / 118,957.83-178,465.32-39,001.74

Finding the Fourth Proportional to 118,957.83, 178,465.32 and 39,001.74

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Solution

The fourth proportional to 118,957.83, 178,465.32 and 39,001.74 is: 58,511.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,957.83 : 178,465.32 = 39,001.74 : x
  2. Step 2: Convert to fraction form
    118,957.83/178,465.32 = 39,001.74/x
  3. Step 3: Cross multiply
    118,957.83x = 178,465.32 × 39,001.74
  4. Step 4: Simplify right side
    118,957.83x = 6,960,458,009.66
  5. Step 5: Solve for x
    x = 6,960,458,009.66/118,957.83
  6. Step 6: Final answer
    x = 58,511.98

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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.