Home / 191,434.36-264,176.70-106,551.40

Finding the Fourth Proportional to 191,434.36, 264,176.70 and 106,551.40

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Solution

The fourth proportional to 191,434.36, 264,176.70 and 106,551.40 is: 147,039.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,434.36 : 264,176.70 = 106,551.40 : x
  2. Step 2: Convert to fraction form
    191,434.36/264,176.70 = 106,551.40/x
  3. Step 3: Cross multiply
    191,434.36x = 264,176.70 × 106,551.40
  4. Step 4: Simplify right side
    191,434.36x = 28,148,397,232.38
  5. Step 5: Solve for x
    x = 28,148,397,232.38/191,434.36
  6. Step 6: Final answer
    x = 147,039.42

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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.