Home / 79,339.04-119,031.60-37,820.96

Finding the Fourth Proportional to 79,339.04, 119,031.60 and 37,820.96

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Solution

The fourth proportional to 79,339.04, 119,031.60 and 37,820.96 is: 56,742.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,339.04 : 119,031.60 = 37,820.96 : x
  2. Step 2: Convert to fraction form
    79,339.04/119,031.60 = 37,820.96/x
  3. Step 3: Cross multiply
    79,339.04x = 119,031.60 × 37,820.96
  4. Step 4: Simplify right side
    79,339.04x = 4,501,889,382.34
  5. Step 5: Solve for x
    x = 4,501,889,382.34/79,339.04
  6. Step 6: Final answer
    x = 56,742.42

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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.