Home / 235,512.51-325,080.45-187,200.17

Finding the Fourth Proportional to 235,512.51, 325,080.45 and 187,200.17

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Solution

The fourth proportional to 235,512.51, 325,080.45 and 187,200.17 is: 258,394.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,512.51 : 325,080.45 = 187,200.17 : x
  2. Step 2: Convert to fraction form
    235,512.51/325,080.45 = 187,200.17/x
  3. Step 3: Cross multiply
    235,512.51x = 325,080.45 × 187,200.17
  4. Step 4: Simplify right side
    235,512.51x = 60,855,113,410.27
  5. Step 5: Solve for x
    x = 60,855,113,410.27/235,512.51
  6. Step 6: Final answer
    x = 258,394.40

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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.