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Finding the Fourth Proportional to 105,133.68, 157,496.27 and 93,353.04

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Solution

The fourth proportional to 105,133.68, 157,496.27 and 93,353.04 is: 139,848.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,133.68 : 157,496.27 = 93,353.04 : x
  2. Step 2: Convert to fraction form
    105,133.68/157,496.27 = 93,353.04/x
  3. Step 3: Cross multiply
    105,133.68x = 157,496.27 × 93,353.04
  4. Step 4: Simplify right side
    105,133.68x = 14,702,755,126.40
  5. Step 5: Solve for x
    x = 14,702,755,126.40/105,133.68
  6. Step 6: Final answer
    x = 139,848.19

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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.