Home / 108,173.64-149,204.52-99,250.68

Finding the Fourth Proportional to 108,173.64, 149,204.52 and 99,250.68

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Solution

The fourth proportional to 108,173.64, 149,204.52 and 99,250.68 is: 136,897.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,173.64 : 149,204.52 = 99,250.68 : x
  2. Step 2: Convert to fraction form
    108,173.64/149,204.52 = 99,250.68/x
  3. Step 3: Cross multiply
    108,173.64x = 149,204.52 × 99,250.68
  4. Step 4: Simplify right side
    108,173.64x = 14,808,650,069.07
  5. Step 5: Solve for x
    x = 14,808,650,069.07/108,173.64
  6. Step 6: Final answer
    x = 136,897.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.