Home / 191,589.15-264,392.85-111,063.35

Finding the Fourth Proportional to 191,589.15, 264,392.85 and 111,063.35

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Solution

The fourth proportional to 191,589.15, 264,392.85 and 111,063.35 is: 153,267.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,589.15 : 264,392.85 = 111,063.35 : x
  2. Step 2: Convert to fraction form
    191,589.15/264,392.85 = 111,063.35/x
  3. Step 3: Cross multiply
    191,589.15x = 264,392.85 × 111,063.35
  4. Step 4: Simplify right side
    191,589.15x = 29,364,355,881.54
  5. Step 5: Solve for x
    x = 29,364,355,881.54/191,589.15
  6. Step 6: Final answer
    x = 153,267.32

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.