Home / 156,106.19-234,252.70-67,359.69

Finding the Fourth Proportional to 156,106.19, 234,252.70 and 67,359.69

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Solution

The fourth proportional to 156,106.19, 234,252.70 and 67,359.69 is: 101,079.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,106.19 : 234,252.70 = 67,359.69 : x
  2. Step 2: Convert to fraction form
    156,106.19/234,252.70 = 67,359.69/x
  3. Step 3: Cross multiply
    156,106.19x = 234,252.70 × 67,359.69
  4. Step 4: Simplify right side
    156,106.19x = 15,779,188,661.12
  5. Step 5: Solve for x
    x = 15,779,188,661.12/156,106.19
  6. Step 6: Final answer
    x = 101,079.84

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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.