Home / 74,699.48-112,027.34-61,519.16

Finding the Fourth Proportional to 74,699.48, 112,027.34 and 61,519.16

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Solution

The fourth proportional to 74,699.48, 112,027.34 and 61,519.16 is: 92,260.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,699.48 : 112,027.34 = 61,519.16 : x
  2. Step 2: Convert to fraction form
    74,699.48/112,027.34 = 61,519.16/x
  3. Step 3: Cross multiply
    74,699.48x = 112,027.34 × 61,519.16
  4. Step 4: Simplify right side
    74,699.48x = 6,891,827,853.83
  5. Step 5: Solve for x
    x = 6,891,827,853.83/74,699.48
  6. Step 6: Final answer
    x = 92,260.72

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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.