Home / 108,303.03-162,385.41-52,031.19

Finding the Fourth Proportional to 108,303.03, 162,385.41 and 52,031.19

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Solution

The fourth proportional to 108,303.03, 162,385.41 and 52,031.19 is: 78,013.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,303.03 : 162,385.41 = 52,031.19 : x
  2. Step 2: Convert to fraction form
    108,303.03/162,385.41 = 52,031.19/x
  3. Step 3: Cross multiply
    108,303.03x = 162,385.41 × 52,031.19
  4. Step 4: Simplify right side
    108,303.03x = 8,449,106,120.94
  5. Step 5: Solve for x
    x = 8,449,106,120.94/108,303.03
  6. Step 6: Final answer
    x = 78,013.57

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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.