Home / 136,595.91-188,501.55-76,167.27

Finding the Fourth Proportional to 136,595.91, 188,501.55 and 76,167.27

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Solution

The fourth proportional to 136,595.91, 188,501.55 and 76,167.27 is: 105,110.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,595.91 : 188,501.55 = 76,167.27 : x
  2. Step 2: Convert to fraction form
    136,595.91/188,501.55 = 76,167.27/x
  3. Step 3: Cross multiply
    136,595.91x = 188,501.55 × 76,167.27
  4. Step 4: Simplify right side
    136,595.91x = 14,357,648,454.27
  5. Step 5: Solve for x
    x = 14,357,648,454.27/136,595.91
  6. Step 6: Final answer
    x = 105,110.38

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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.