Home / 330,176.17-495,240.03-105,476.27

Finding the Fourth Proportional to 330,176.17, 495,240.03 and 105,476.27

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Solution

The fourth proportional to 330,176.17, 495,240.03 and 105,476.27 is: 158,206.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,176.17 : 495,240.03 = 105,476.27 : x
  2. Step 2: Convert to fraction form
    330,176.17/495,240.03 = 105,476.27/x
  3. Step 3: Cross multiply
    330,176.17x = 495,240.03 × 105,476.27
  4. Step 4: Simplify right side
    330,176.17x = 52,236,068,642.89
  5. Step 5: Solve for x
    x = 52,236,068,642.89/330,176.17
  6. Step 6: Final answer
    x = 158,206.66

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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.