Home / 175,029.10-262,543.65-145,869.10

Finding the Fourth Proportional to 175,029.10, 262,543.65 and 145,869.10

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Solution

The fourth proportional to 175,029.10, 262,543.65 and 145,869.10 is: 218,803.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,029.10 : 262,543.65 = 145,869.10 : x
  2. Step 2: Convert to fraction form
    175,029.10/262,543.65 = 145,869.10/x
  3. Step 3: Cross multiply
    175,029.10x = 262,543.65 × 145,869.10
  4. Step 4: Simplify right side
    175,029.10x = 38,297,005,936.22
  5. Step 5: Solve for x
    x = 38,297,005,936.22/175,029.10
  6. Step 6: Final answer
    x = 218,803.65

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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.