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Finding the Fourth Proportional to 114,595.88, 158,139.84 and 63,605.62

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Solution

The fourth proportional to 114,595.88, 158,139.84 and 63,605.62 is: 87,774.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,595.88 : 158,139.84 = 63,605.62 : x
  2. Step 2: Convert to fraction form
    114,595.88/158,139.84 = 63,605.62/x
  3. Step 3: Cross multiply
    114,595.88x = 158,139.84 × 63,605.62
  4. Step 4: Simplify right side
    114,595.88x = 10,058,582,569.90
  5. Step 5: Solve for x
    x = 10,058,582,569.90/114,595.88
  6. Step 6: Final answer
    x = 87,774.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.