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Finding the Fourth Proportional to 117,250.34, 175,026.52 and 103,062.79

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Solution

The fourth proportional to 117,250.34, 175,026.52 and 103,062.79 is: 153,847.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,250.34 : 175,026.52 = 103,062.79 : x
  2. Step 2: Convert to fraction form
    117,250.34/175,026.52 = 103,062.79/x
  3. Step 3: Cross multiply
    117,250.34x = 175,026.52 × 103,062.79
  4. Step 4: Simplify right side
    117,250.34x = 18,038,720,084.74
  5. Step 5: Solve for x
    x = 18,038,720,084.74/117,250.34
  6. Step 6: Final answer
    x = 153,847.91

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.