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Finding the Fourth Proportional to 127,450.94, 175,886.81 and 70,094.69

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Solution

The fourth proportional to 127,450.94, 175,886.81 and 70,094.69 is: 96,733.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,450.94 : 175,886.81 = 70,094.69 : x
  2. Step 2: Convert to fraction form
    127,450.94/175,886.81 = 70,094.69/x
  3. Step 3: Cross multiply
    127,450.94x = 175,886.81 × 70,094.69
  4. Step 4: Simplify right side
    127,450.94x = 12,328,731,511.28
  5. Step 5: Solve for x
    x = 12,328,731,511.28/127,450.94
  6. Step 6: Final answer
    x = 96,733.16

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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.