Home / 291,197.06-436,900.68-101,685.36

Finding the Fourth Proportional to 291,197.06, 436,900.68 and 101,685.36

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Solution

The fourth proportional to 291,197.06, 436,900.68 and 101,685.36 is: 152,564.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,197.06 : 436,900.68 = 101,685.36 : x
  2. Step 2: Convert to fraction form
    291,197.06/436,900.68 = 101,685.36/x
  3. Step 3: Cross multiply
    291,197.06x = 436,900.68 × 101,685.36
  4. Step 4: Simplify right side
    291,197.06x = 44,426,402,930.04
  5. Step 5: Solve for x
    x = 44,426,402,930.04/291,197.06
  6. Step 6: Final answer
    x = 152,564.74

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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.