Home / 191,269.08-264,006.90-127,606.71

Finding the Fourth Proportional to 191,269.08, 264,006.90 and 127,606.71

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Solution

The fourth proportional to 191,269.08, 264,006.90 and 127,606.71 is: 176,134.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,269.08 : 264,006.90 = 127,606.71 : x
  2. Step 2: Convert to fraction form
    191,269.08/264,006.90 = 127,606.71/x
  3. Step 3: Cross multiply
    191,269.08x = 264,006.90 × 127,606.71
  4. Step 4: Simplify right side
    191,269.08x = 33,689,051,926.30
  5. Step 5: Solve for x
    x = 33,689,051,926.30/191,269.08
  6. Step 6: Final answer
    x = 176,134.33

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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.