Home / 74,326.19-102,566.86-42,497.17

Finding the Fourth Proportional to 74,326.19, 102,566.86 and 42,497.17

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Solution

The fourth proportional to 74,326.19, 102,566.86 and 42,497.17 is: 58,644.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,326.19 : 102,566.86 = 42,497.17 : x
  2. Step 2: Convert to fraction form
    74,326.19/102,566.86 = 42,497.17/x
  3. Step 3: Cross multiply
    74,326.19x = 102,566.86 × 42,497.17
  4. Step 4: Simplify right side
    74,326.19x = 4,358,800,923.13
  5. Step 5: Solve for x
    x = 4,358,800,923.13/74,326.19
  6. Step 6: Final answer
    x = 58,644.22

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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.