Home / 114,854.22-172,267.65-30,620.70

Finding the Fourth Proportional to 114,854.22, 172,267.65 and 30,620.70

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Solution

The fourth proportional to 114,854.22, 172,267.65 and 30,620.70 is: 45,927.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,854.22 : 172,267.65 = 30,620.70 : x
  2. Step 2: Convert to fraction form
    114,854.22/172,267.65 = 30,620.70/x
  3. Step 3: Cross multiply
    114,854.22x = 172,267.65 × 30,620.70
  4. Step 4: Simplify right side
    114,854.22x = 5,274,956,030.36
  5. Step 5: Solve for x
    x = 5,274,956,030.36/114,854.22
  6. Step 6: Final answer
    x = 45,927.40

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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.