Home / 114,674.62-172,011.76-75,222.34

Finding the Fourth Proportional to 114,674.62, 172,011.76 and 75,222.34

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Solution

The fourth proportional to 114,674.62, 172,011.76 and 75,222.34 is: 112,833.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,674.62 : 172,011.76 = 75,222.34 : x
  2. Step 2: Convert to fraction form
    114,674.62/172,011.76 = 75,222.34/x
  3. Step 3: Cross multiply
    114,674.62x = 172,011.76 × 75,222.34
  4. Step 4: Simplify right side
    114,674.62x = 12,939,127,094.72
  5. Step 5: Solve for x
    x = 12,939,127,094.72/114,674.62
  6. Step 6: Final answer
    x = 112,833.40

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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.