Home / 174,217.68-240,902.64-138,344.40

Finding the Fourth Proportional to 174,217.68, 240,902.64 and 138,344.40

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Solution

The fourth proportional to 174,217.68, 240,902.64 and 138,344.40 is: 191,298.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,217.68 : 240,902.64 = 138,344.40 : x
  2. Step 2: Convert to fraction form
    174,217.68/240,902.64 = 138,344.40/x
  3. Step 3: Cross multiply
    174,217.68x = 240,902.64 × 138,344.40
  4. Step 4: Simplify right side
    174,217.68x = 33,327,531,189.22
  5. Step 5: Solve for x
    x = 33,327,531,189.22/174,217.68
  6. Step 6: Final answer
    x = 191,298.21

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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.