Home / 158,260.80-218,501.88-141,235.92

Finding the Fourth Proportional to 158,260.80, 218,501.88 and 141,235.92

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Solution

The fourth proportional to 158,260.80, 218,501.88 and 141,235.92 is: 194,996.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,260.80 : 218,501.88 = 141,235.92 : x
  2. Step 2: Convert to fraction form
    158,260.80/218,501.88 = 141,235.92/x
  3. Step 3: Cross multiply
    158,260.80x = 218,501.88 × 141,235.92
  4. Step 4: Simplify right side
    158,260.80x = 30,860,314,043.53
  5. Step 5: Solve for x
    x = 30,860,314,043.53/158,260.80
  6. Step 6: Final answer
    x = 194,996.58

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1.5x scale

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.