Home / 214,787.16-296,438.58-154,557.18

Finding the Fourth Proportional to 214,787.16, 296,438.58 and 154,557.18

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Solution

The fourth proportional to 214,787.16, 296,438.58 and 154,557.18 is: 213,312.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,787.16 : 296,438.58 = 154,557.18 : x
  2. Step 2: Convert to fraction form
    214,787.16/296,438.58 = 154,557.18/x
  3. Step 3: Cross multiply
    214,787.16x = 296,438.58 × 154,557.18
  4. Step 4: Simplify right side
    214,787.16x = 45,816,710,968.00
  5. Step 5: Solve for x
    x = 45,816,710,968.00/214,787.16
  6. Step 6: Final answer
    x = 213,312.15

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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.