Home / 191,784.50-264,666.08-106,892.45

Finding the Fourth Proportional to 191,784.50, 264,666.08 and 106,892.45

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Solution

The fourth proportional to 191,784.50, 264,666.08 and 106,892.45 is: 147,513.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,784.50 : 264,666.08 = 106,892.45 : x
  2. Step 2: Convert to fraction form
    191,784.50/264,666.08 = 106,892.45/x
  3. Step 3: Cross multiply
    191,784.50x = 264,666.08 × 106,892.45
  4. Step 4: Simplify right side
    191,784.50x = 28,290,804,667.00
  5. Step 5: Solve for x
    x = 28,290,804,667.00/191,784.50
  6. Step 6: Final answer
    x = 147,513.51

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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.