Home / 156,711.96-235,080.18-44,390.34

Finding the Fourth Proportional to 156,711.96, 235,080.18 and 44,390.34

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Solution

The fourth proportional to 156,711.96, 235,080.18 and 44,390.34 is: 66,588.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,711.96 : 235,080.18 = 44,390.34 : x
  2. Step 2: Convert to fraction form
    156,711.96/235,080.18 = 44,390.34/x
  3. Step 3: Cross multiply
    156,711.96x = 235,080.18 × 44,390.34
  4. Step 4: Simplify right side
    156,711.96x = 10,435,289,117.46
  5. Step 5: Solve for x
    x = 10,435,289,117.46/156,711.96
  6. Step 6: Final answer
    x = 66,588.98

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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.