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Finding the Fourth Proportional to 127,367.63, 190,870.40 and 93,823.91

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Solution

The fourth proportional to 127,367.63, 190,870.40 and 93,823.91 is: 140,602.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,367.63 : 190,870.40 = 93,823.91 : x
  2. Step 2: Convert to fraction form
    127,367.63/190,870.40 = 93,823.91/x
  3. Step 3: Cross multiply
    127,367.63x = 190,870.40 × 93,823.91
  4. Step 4: Simplify right side
    127,367.63x = 17,908,207,231.26
  5. Step 5: Solve for x
    x = 17,908,207,231.26/127,367.63
  6. Step 6: Final answer
    x = 140,602.50

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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.