Home / 134,389.68-201,543.52-45,623.46

Finding the Fourth Proportional to 134,389.68, 201,543.52 and 45,623.46

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Solution

The fourth proportional to 134,389.68, 201,543.52 and 45,623.46 is: 68,421.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,389.68 : 201,543.52 = 45,623.46 : x
  2. Step 2: Convert to fraction form
    134,389.68/201,543.52 = 45,623.46/x
  3. Step 3: Cross multiply
    134,389.68x = 201,543.52 × 45,623.46
  4. Step 4: Simplify right side
    134,389.68x = 9,195,112,722.98
  5. Step 5: Solve for x
    x = 9,195,112,722.98/134,389.68
  6. Step 6: Final answer
    x = 68,421.27

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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.