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Finding the Fourth Proportional to 105,296.40, 157,637.40 and 94,237.20

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Solution

The fourth proportional to 105,296.40, 157,637.40 and 94,237.20 is: 141,080.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,296.40 : 157,637.40 = 94,237.20 : x
  2. Step 2: Convert to fraction form
    105,296.40/157,637.40 = 94,237.20/x
  3. Step 3: Cross multiply
    105,296.40x = 157,637.40 × 94,237.20
  4. Step 4: Simplify right side
    105,296.40x = 14,855,307,191.28
  5. Step 5: Solve for x
    x = 14,855,307,191.28/105,296.40
  6. Step 6: Final answer
    x = 141,080.86

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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.