Home / 120,465.23-180,595.98-75,994.20

Finding the Fourth Proportional to 120,465.23, 180,595.98 and 75,994.20

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Solution

The fourth proportional to 120,465.23, 180,595.98 and 75,994.20 is: 113,927.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,465.23 : 180,595.98 = 75,994.20 : x
  2. Step 2: Convert to fraction form
    120,465.23/180,595.98 = 75,994.20/x
  3. Step 3: Cross multiply
    120,465.23x = 180,595.98 × 75,994.20
  4. Step 4: Simplify right side
    120,465.23x = 13,724,247,023.32
  5. Step 5: Solve for x
    x = 13,724,247,023.32/120,465.23
  6. Step 6: Final answer
    x = 113,927.04

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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.