Home / 117,326.36-161,753.74-93,207.35

Finding the Fourth Proportional to 117,326.36, 161,753.74 and 93,207.35

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Solution

The fourth proportional to 117,326.36, 161,753.74 and 93,207.35 is: 128,501.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,326.36 : 161,753.74 = 93,207.35 : x
  2. Step 2: Convert to fraction form
    117,326.36/161,753.74 = 93,207.35/x
  3. Step 3: Cross multiply
    117,326.36x = 161,753.74 × 93,207.35
  4. Step 4: Simplify right side
    117,326.36x = 15,076,637,457.99
  5. Step 5: Solve for x
    x = 15,076,637,457.99/117,326.36
  6. Step 6: Final answer
    x = 128,501.71

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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.