Home / 215,217.63-296,823.47-191,036.25

Finding the Fourth Proportional to 215,217.63, 296,823.47 and 191,036.25

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Solution

The fourth proportional to 215,217.63, 296,823.47 and 191,036.25 is: 263,473.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,217.63 : 296,823.47 = 191,036.25 : x
  2. Step 2: Convert to fraction form
    215,217.63/296,823.47 = 191,036.25/x
  3. Step 3: Cross multiply
    215,217.63x = 296,823.47 × 191,036.25
  4. Step 4: Simplify right side
    215,217.63x = 56,704,041,665.61
  5. Step 5: Solve for x
    x = 56,704,041,665.61/215,217.63
  6. Step 6: Final answer
    x = 263,473.03

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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.