Home / 177,476.00-245,175.96-153,561.15

Finding the Fourth Proportional to 177,476.00, 245,175.96 and 153,561.15

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Solution

The fourth proportional to 177,476.00, 245,175.96 and 153,561.15 is: 212,138.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,476.00 : 245,175.96 = 153,561.15 : x
  2. Step 2: Convert to fraction form
    177,476.00/245,175.96 = 153,561.15/x
  3. Step 3: Cross multiply
    177,476.00x = 245,175.96 × 153,561.15
  4. Step 4: Simplify right side
    177,476.00x = 37,649,502,945.81
  5. Step 5: Solve for x
    x = 37,649,502,945.81/177,476.00
  6. Step 6: Final answer
    x = 212,138.57

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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.