Home / 191,344.35-264,091.76-126,699.63

Finding the Fourth Proportional to 191,344.35, 264,091.76 and 126,699.63

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Solution

The fourth proportional to 191,344.35, 264,091.76 and 126,699.63 is: 174,869.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,344.35 : 264,091.76 = 126,699.63 : x
  2. Step 2: Convert to fraction form
    191,344.35/264,091.76 = 126,699.63/x
  3. Step 3: Cross multiply
    191,344.35x = 264,091.76 × 126,699.63
  4. Step 4: Simplify right side
    191,344.35x = 33,460,327,644.55
  5. Step 5: Solve for x
    x = 33,460,327,644.55/191,344.35
  6. Step 6: Final answer
    x = 174,869.69

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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.