Home / 104,901.72-157,368.09-38,326.29

Finding the Fourth Proportional to 104,901.72, 157,368.09 and 38,326.29

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Solution

The fourth proportional to 104,901.72, 157,368.09 and 38,326.29 is: 57,495.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,901.72 : 157,368.09 = 38,326.29 : x
  2. Step 2: Convert to fraction form
    104,901.72/157,368.09 = 38,326.29/x
  3. Step 3: Cross multiply
    104,901.72x = 157,368.09 × 38,326.29
  4. Step 4: Simplify right side
    104,901.72x = 6,031,335,054.09
  5. Step 5: Solve for x
    x = 6,031,335,054.09/104,901.72
  6. Step 6: Final answer
    x = 57,495.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.