Home / 108,348.03-162,551.95-45,197.83

Finding the Fourth Proportional to 108,348.03, 162,551.95 and 45,197.83

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Solution

The fourth proportional to 108,348.03, 162,551.95 and 45,197.83 is: 67,809.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,348.03 : 162,551.95 = 45,197.83 : x
  2. Step 2: Convert to fraction form
    108,348.03/162,551.95 = 45,197.83/x
  3. Step 3: Cross multiply
    108,348.03x = 162,551.95 × 45,197.83
  4. Step 4: Simplify right side
    108,348.03x = 7,346,995,492.46
  5. Step 5: Solve for x
    x = 7,346,995,492.46/108,348.03
  6. Step 6: Final answer
    x = 67,809.22

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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.