Home / 158,419.06-237,628.38-53,311.84

Finding the Fourth Proportional to 158,419.06, 237,628.38 and 53,311.84

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Solution

The fourth proportional to 158,419.06, 237,628.38 and 53,311.84 is: 79,967.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,419.06 : 237,628.38 = 53,311.84 : x
  2. Step 2: Convert to fraction form
    158,419.06/237,628.38 = 53,311.84/x
  3. Step 3: Cross multiply
    158,419.06x = 237,628.38 × 53,311.84
  4. Step 4: Simplify right side
    158,419.06x = 12,668,406,174.02
  5. Step 5: Solve for x
    x = 12,668,406,174.02/158,419.06
  6. Step 6: Final answer
    x = 79,967.69

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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.