Home / 76,054.56-104,949.44-42,514.08

Finding the Fourth Proportional to 76,054.56, 104,949.44 and 42,514.08

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Solution

The fourth proportional to 76,054.56, 104,949.44 and 42,514.08 is: 58,666.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,054.56 : 104,949.44 = 42,514.08 : x
  2. Step 2: Convert to fraction form
    76,054.56/104,949.44 = 42,514.08/x
  3. Step 3: Cross multiply
    76,054.56x = 104,949.44 × 42,514.08
  4. Step 4: Simplify right side
    76,054.56x = 4,461,828,888.12
  5. Step 5: Solve for x
    x = 4,461,828,888.12/76,054.56
  6. Step 6: Final answer
    x = 58,666.16

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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.