Home / 118,875.08-164,046.66-68,573

Finding the Fourth Proportional to 118,875.08, 164,046.66 and 68,573

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Solution

The fourth proportional to 118,875.08, 164,046.66 and 68,573 is: 94,630.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,875.08 : 164,046.66 = 68,573 : x
  2. Step 2: Convert to fraction form
    118,875.08/164,046.66 = 68,573/x
  3. Step 3: Cross multiply
    118,875.08x = 164,046.66 × 68,573
  4. Step 4: Simplify right side
    118,875.08x = 11,249,171,616.18
  5. Step 5: Solve for x
    x = 11,249,171,616.18/118,875.08
  6. Step 6: Final answer
    x = 94,630.19

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.