Home / 120,688.06-181,047.98-44,776.26

Finding the Fourth Proportional to 120,688.06, 181,047.98 and 44,776.26

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Solution

The fourth proportional to 120,688.06, 181,047.98 and 44,776.26 is: 67,170.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,688.06 : 181,047.98 = 44,776.26 : x
  2. Step 2: Convert to fraction form
    120,688.06/181,047.98 = 44,776.26/x
  3. Step 3: Cross multiply
    120,688.06x = 181,047.98 × 44,776.26
  4. Step 4: Simplify right side
    120,688.06x = 8,106,651,619.70
  5. Step 5: Solve for x
    x = 8,106,651,619.70/120,688.06
  6. Step 6: Final answer
    x = 67,170.29

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1.5x scale

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.