Home / 191,581.34-264,382.26-106,698.40

Finding the Fourth Proportional to 191,581.34, 264,382.26 and 106,698.40

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Solution

The fourth proportional to 191,581.34, 264,382.26 and 106,698.40 is: 147,243.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,581.34 : 264,382.26 = 106,698.40 : x
  2. Step 2: Convert to fraction form
    191,581.34/264,382.26 = 106,698.40/x
  3. Step 3: Cross multiply
    191,581.34x = 264,382.26 × 106,698.40
  4. Step 4: Simplify right side
    191,581.34x = 28,209,164,130.38
  5. Step 5: Solve for x
    x = 28,209,164,130.38/191,581.34
  6. Step 6: Final answer
    x = 147,243.80

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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.