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Finding the Fourth Proportional to 114,348.94, 157,801.53 and 69,636.94

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Solution

The fourth proportional to 114,348.94, 157,801.53 and 69,636.94 is: 96,098.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,348.94 : 157,801.53 = 69,636.94 : x
  2. Step 2: Convert to fraction form
    114,348.94/157,801.53 = 69,636.94/x
  3. Step 3: Cross multiply
    114,348.94x = 157,801.53 × 69,636.94
  4. Step 4: Simplify right side
    114,348.94x = 10,988,815,543.15
  5. Step 5: Solve for x
    x = 10,988,815,543.15/114,348.94
  6. Step 6: Final answer
    x = 96,098.97

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1.5x scale

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.