Home / 110,440.34-152,403.60-67,491.69

Finding the Fourth Proportional to 110,440.34, 152,403.60 and 67,491.69

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Solution

The fourth proportional to 110,440.34, 152,403.60 and 67,491.69 is: 93,136.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,440.34 : 152,403.60 = 67,491.69 : x
  2. Step 2: Convert to fraction form
    110,440.34/152,403.60 = 67,491.69/x
  3. Step 3: Cross multiply
    110,440.34x = 152,403.60 × 67,491.69
  4. Step 4: Simplify right side
    110,440.34x = 10,285,976,526.08
  5. Step 5: Solve for x
    x = 10,285,976,526.08/110,440.34
  6. Step 6: Final answer
    x = 93,136.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.