Home / 191,024.91-263,603.64-114,505.72

Finding the Fourth Proportional to 191,024.91, 263,603.64 and 114,505.72

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Solution

The fourth proportional to 191,024.91, 263,603.64 and 114,505.72 is: 158,011.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,024.91 : 263,603.64 = 114,505.72 : x
  2. Step 2: Convert to fraction form
    191,024.91/263,603.64 = 114,505.72/x
  3. Step 3: Cross multiply
    191,024.91x = 263,603.64 × 114,505.72
  4. Step 4: Simplify right side
    191,024.91x = 30,184,123,504.42
  5. Step 5: Solve for x
    x = 30,184,123,504.42/191,024.91
  6. Step 6: Final answer
    x = 158,011.45

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1.5x scale

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.