Home / 221,020.15-331,532.53-176,927.19

Finding the Fourth Proportional to 221,020.15, 331,532.53 and 176,927.19

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Solution

The fourth proportional to 221,020.15, 331,532.53 and 176,927.19 is: 265,392.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,020.15 : 331,532.53 = 176,927.19 : x
  2. Step 2: Convert to fraction form
    221,020.15/331,532.53 = 176,927.19/x
  3. Step 3: Cross multiply
    221,020.15x = 331,532.53 × 176,927.19
  4. Step 4: Simplify right side
    221,020.15x = 58,657,118,926.49
  5. Step 5: Solve for x
    x = 58,657,118,926.49/221,020.15
  6. Step 6: Final answer
    x = 265,392.63

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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.