Home / 120,447.12-180,669.04-37,341.12

Finding the Fourth Proportional to 120,447.12, 180,669.04 and 37,341.12

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Solution

The fourth proportional to 120,447.12, 180,669.04 and 37,341.12 is: 56,011.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,447.12 : 180,669.04 = 37,341.12 : x
  2. Step 2: Convert to fraction form
    120,447.12/180,669.04 = 37,341.12/x
  3. Step 3: Cross multiply
    120,447.12x = 180,669.04 × 37,341.12
  4. Step 4: Simplify right side
    120,447.12x = 6,746,384,302.92
  5. Step 5: Solve for x
    x = 6,746,384,302.92/120,447.12
  6. Step 6: Final answer
    x = 56,011.17

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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.