Home / 158,563.68-237,378.96-105,842.40

Finding the Fourth Proportional to 158,563.68, 237,378.96 and 105,842.40

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Solution

The fourth proportional to 158,563.68, 237,378.96 and 105,842.40 is: 158,452.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,563.68 : 237,378.96 = 105,842.40 : x
  2. Step 2: Convert to fraction form
    158,563.68/237,378.96 = 105,842.40/x
  3. Step 3: Cross multiply
    158,563.68x = 237,378.96 × 105,842.40
  4. Step 4: Simplify right side
    158,563.68x = 25,124,758,835.90
  5. Step 5: Solve for x
    x = 25,124,758,835.90/158,563.68
  6. Step 6: Final answer
    x = 158,452.17

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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.