Home / 121,440.90-182,173.50-37,200.09

Finding the Fourth Proportional to 121,440.90, 182,173.50 and 37,200.09

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Solution

The fourth proportional to 121,440.90, 182,173.50 and 37,200.09 is: 55,803.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,440.90 : 182,173.50 = 37,200.09 : x
  2. Step 2: Convert to fraction form
    121,440.90/182,173.50 = 37,200.09/x
  3. Step 3: Cross multiply
    121,440.90x = 182,173.50 × 37,200.09
  4. Step 4: Simplify right side
    121,440.90x = 6,776,870,595.62
  5. Step 5: Solve for x
    x = 6,776,870,595.62/121,440.90
  6. Step 6: Final answer
    x = 55,803.86

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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.