Home / 177,128.10-244,424.56-99,615.33

Finding the Fourth Proportional to 177,128.10, 244,424.56 and 99,615.33

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Solution

The fourth proportional to 177,128.10, 244,424.56 and 99,615.33 is: 137,462.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,128.10 : 244,424.56 = 99,615.33 : x
  2. Step 2: Convert to fraction form
    177,128.10/244,424.56 = 99,615.33/x
  3. Step 3: Cross multiply
    177,128.10x = 244,424.56 × 99,615.33
  4. Step 4: Simplify right side
    177,128.10x = 24,348,433,204.50
  5. Step 5: Solve for x
    x = 24,348,433,204.50/177,128.10
  6. Step 6: Final answer
    x = 137,462.28

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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.