Home / 175,235.40-262,853.10-56,918.70

Finding the Fourth Proportional to 175,235.40, 262,853.10 and 56,918.70

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Solution

The fourth proportional to 175,235.40, 262,853.10 and 56,918.70 is: 85,378.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,235.40 : 262,853.10 = 56,918.70 : x
  2. Step 2: Convert to fraction form
    175,235.40/262,853.10 = 56,918.70/x
  3. Step 3: Cross multiply
    175,235.40x = 262,853.10 × 56,918.70
  4. Step 4: Simplify right side
    175,235.40x = 14,961,256,742.97
  5. Step 5: Solve for x
    x = 14,961,256,742.97/175,235.40
  6. Step 6: Final answer
    x = 85,378.05

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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.