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Finding the Fourth Proportional to 127,266.70, 190,900.05 and 97,833.10

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Solution

The fourth proportional to 127,266.70, 190,900.05 and 97,833.10 is: 146,749.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,266.70 : 190,900.05 = 97,833.10 : x
  2. Step 2: Convert to fraction form
    127,266.70/190,900.05 = 97,833.10/x
  3. Step 3: Cross multiply
    127,266.70x = 190,900.05 × 97,833.10
  4. Step 4: Simplify right side
    127,266.70x = 18,676,343,681.66
  5. Step 5: Solve for x
    x = 18,676,343,681.66/127,266.70
  6. Step 6: Final answer
    x = 146,749.65

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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.