Home / 117,587.49-162,273.76-63,875.58

Finding the Fourth Proportional to 117,587.49, 162,273.76 and 63,875.58

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Solution

The fourth proportional to 117,587.49, 162,273.76 and 63,875.58 is: 88,149.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,587.49 : 162,273.76 = 63,875.58 : x
  2. Step 2: Convert to fraction form
    117,587.49/162,273.76 = 63,875.58/x
  3. Step 3: Cross multiply
    117,587.49x = 162,273.76 × 63,875.58
  4. Step 4: Simplify right side
    117,587.49x = 10,365,330,219.40
  5. Step 5: Solve for x
    x = 10,365,330,219.40/117,587.49
  6. Step 6: Final answer
    x = 88,149.94

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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.