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Finding the Fourth Proportional to 127,495.59, 175,950.14 and 70,905.75

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Solution

The fourth proportional to 127,495.59, 175,950.14 and 70,905.75 is: 97,853.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,495.59 : 175,950.14 = 70,905.75 : x
  2. Step 2: Convert to fraction form
    127,495.59/175,950.14 = 70,905.75/x
  3. Step 3: Cross multiply
    127,495.59x = 175,950.14 × 70,905.75
  4. Step 4: Simplify right side
    127,495.59x = 12,475,876,284.78
  5. Step 5: Solve for x
    x = 12,475,876,284.78/127,495.59
  6. Step 6: Final answer
    x = 97,853.39

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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.