Home / 120,656.46-180,005.00-114,124.62

Finding the Fourth Proportional to 120,656.46, 180,005.00 and 114,124.62

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Solution

The fourth proportional to 120,656.46, 180,005.00 and 114,124.62 is: 170,260.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,656.46 : 180,005.00 = 114,124.62 : x
  2. Step 2: Convert to fraction form
    120,656.46/180,005.00 = 114,124.62/x
  3. Step 3: Cross multiply
    120,656.46x = 180,005.00 × 114,124.62
  4. Step 4: Simplify right side
    120,656.46x = 20,543,001,652.48
  5. Step 5: Solve for x
    x = 20,543,001,652.48/120,656.46
  6. Step 6: Final answer
    x = 170,260.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.