Home / 158,625.40-218,952.06-102,036.77

Finding the Fourth Proportional to 158,625.40, 218,952.06 and 102,036.77

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Solution

The fourth proportional to 158,625.40, 218,952.06 and 102,036.77 is: 140,842.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,625.40 : 218,952.06 = 102,036.77 : x
  2. Step 2: Convert to fraction form
    158,625.40/218,952.06 = 102,036.77/x
  3. Step 3: Cross multiply
    158,625.40x = 218,952.06 × 102,036.77
  4. Step 4: Simplify right side
    158,625.40x = 22,341,160,477.06
  5. Step 5: Solve for x
    x = 22,341,160,477.06/158,625.40
  6. Step 6: Final answer
    x = 140,842.27

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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.