Home / 117,552.30-162,225.41-69,157.65

Finding the Fourth Proportional to 117,552.30, 162,225.41 and 69,157.65

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Solution

The fourth proportional to 117,552.30, 162,225.41 and 69,157.65 is: 95,439.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,552.30 : 162,225.41 = 69,157.65 : x
  2. Step 2: Convert to fraction form
    117,552.30/162,225.41 = 69,157.65/x
  3. Step 3: Cross multiply
    117,552.30x = 162,225.41 × 69,157.65
  4. Step 4: Simplify right side
    117,552.30x = 11,219,127,780.10
  5. Step 5: Solve for x
    x = 11,219,127,780.10/117,552.30
  6. Step 6: Final answer
    x = 95,439.46

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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.