Home / 117,207.95-175,809.50-28,461.92

Finding the Fourth Proportional to 117,207.95, 175,809.50 and 28,461.92

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Solution

The fourth proportional to 117,207.95, 175,809.50 and 28,461.92 is: 42,692.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,207.95 : 175,809.50 = 28,461.92 : x
  2. Step 2: Convert to fraction form
    117,207.95/175,809.50 = 28,461.92/x
  3. Step 3: Cross multiply
    117,207.95x = 175,809.50 × 28,461.92
  4. Step 4: Simplify right side
    117,207.95x = 5,003,875,918.49
  5. Step 5: Solve for x
    x = 5,003,875,918.49/117,207.95
  6. Step 6: Final answer
    x = 42,692.29

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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.