Home / 134,194.02-185,188.13-76,834.22

Finding the Fourth Proportional to 134,194.02, 185,188.13 and 76,834.22

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Solution

The fourth proportional to 134,194.02, 185,188.13 and 76,834.22 is: 106,031.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,194.02 : 185,188.13 = 76,834.22 : x
  2. Step 2: Convert to fraction form
    134,194.02/185,188.13 = 76,834.22/x
  3. Step 3: Cross multiply
    134,194.02x = 185,188.13 × 76,834.22
  4. Step 4: Simplify right side
    134,194.02x = 14,228,784,558.92
  5. Step 5: Solve for x
    x = 14,228,784,558.92/134,194.02
  6. Step 6: Final answer
    x = 106,031.44

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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.