Home / 136,614.23-188,615.48-93,665.19

Finding the Fourth Proportional to 136,614.23, 188,615.48 and 93,665.19

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Solution

The fourth proportional to 136,614.23, 188,615.48 and 93,665.19 is: 129,318.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,614.23 : 188,615.48 = 93,665.19 : x
  2. Step 2: Convert to fraction form
    136,614.23/188,615.48 = 93,665.19/x
  3. Step 3: Cross multiply
    136,614.23x = 188,615.48 × 93,665.19
  4. Step 4: Simplify right side
    136,614.23x = 17,666,704,302.82
  5. Step 5: Solve for x
    x = 17,666,704,302.82/136,614.23
  6. Step 6: Final answer
    x = 129,318.19

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Double scale
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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.