Home / 120,567.86-180,881.76-36,326.12

Finding the Fourth Proportional to 120,567.86, 180,881.76 and 36,326.12

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Solution

The fourth proportional to 120,567.86, 180,881.76 and 36,326.12 is: 54,498.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,567.86 : 180,881.76 = 36,326.12 : x
  2. Step 2: Convert to fraction form
    120,567.86/180,881.76 = 36,326.12/x
  3. Step 3: Cross multiply
    120,567.86x = 180,881.76 × 36,326.12
  4. Step 4: Simplify right side
    120,567.86x = 6,570,732,519.57
  5. Step 5: Solve for x
    x = 6,570,732,519.57/120,567.86
  6. Step 6: Final answer
    x = 54,498.21

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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.