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Finding the Fourth Proportional to 117,124.84, 175,603.74 and 54,761.32

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Solution

The fourth proportional to 117,124.84, 175,603.74 and 54,761.32 is: 82,102.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,124.84 : 175,603.74 = 54,761.32 : x
  2. Step 2: Convert to fraction form
    117,124.84/175,603.74 = 54,761.32/x
  3. Step 3: Cross multiply
    117,124.84x = 175,603.74 × 54,761.32
  4. Step 4: Simplify right side
    117,124.84x = 9,616,292,599.34
  5. Step 5: Solve for x
    x = 9,616,292,599.34/117,124.84
  6. Step 6: Final answer
    x = 82,102.93

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1.5x scale

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.