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Finding the Fourth Proportional to 116,482.24, 160,745.28 and 63,490.24

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Solution

The fourth proportional to 116,482.24, 160,745.28 and 63,490.24 is: 87,616.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,482.24 : 160,745.28 = 63,490.24 : x
  2. Step 2: Convert to fraction form
    116,482.24/160,745.28 = 63,490.24/x
  3. Step 3: Cross multiply
    116,482.24x = 160,745.28 × 63,490.24
  4. Step 4: Simplify right side
    116,482.24x = 10,205,756,406.07
  5. Step 5: Solve for x
    x = 10,205,756,406.07/116,482.24
  6. Step 6: Final answer
    x = 87,616.42

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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.