Home / 236,126.61-354,095.94-86,332.77

Finding the Fourth Proportional to 236,126.61, 354,095.94 and 86,332.77

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Solution

The fourth proportional to 236,126.61, 354,095.94 and 86,332.77 is: 129,464.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,126.61 : 354,095.94 = 86,332.77 : x
  2. Step 2: Convert to fraction form
    236,126.61/354,095.94 = 86,332.77/x
  3. Step 3: Cross multiply
    236,126.61x = 354,095.94 × 86,332.77
  4. Step 4: Simplify right side
    236,126.61x = 30,570,083,345.95
  5. Step 5: Solve for x
    x = 30,570,083,345.95/236,126.61
  6. Step 6: Final answer
    x = 129,464.80

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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.