Home / 158,590.55-218,839.65-94,926.98

Finding the Fourth Proportional to 158,590.55, 218,839.65 and 94,926.98

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Solution

The fourth proportional to 158,590.55, 218,839.65 and 94,926.98 is: 130,990.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,590.55 : 218,839.65 = 94,926.98 : x
  2. Step 2: Convert to fraction form
    158,590.55/218,839.65 = 94,926.98/x
  3. Step 3: Cross multiply
    158,590.55x = 218,839.65 × 94,926.98
  4. Step 4: Simplify right side
    158,590.55x = 20,773,787,078.76
  5. Step 5: Solve for x
    x = 20,773,787,078.76/158,590.55
  6. Step 6: Final answer
    x = 130,990.07

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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.