Home / 106,342.55-159,536.70-53,063.18

Finding the Fourth Proportional to 106,342.55, 159,536.70 and 53,063.18

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Solution

The fourth proportional to 106,342.55, 159,536.70 and 53,063.18 is: 79,606.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,342.55 : 159,536.70 = 53,063.18 : x
  2. Step 2: Convert to fraction form
    106,342.55/159,536.70 = 53,063.18/x
  3. Step 3: Cross multiply
    106,342.55x = 159,536.70 × 53,063.18
  4. Step 4: Simplify right side
    106,342.55x = 8,465,523,831.02
  5. Step 5: Solve for x
    x = 8,465,523,831.02/106,342.55
  6. Step 6: Final answer
    x = 79,606.18

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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.