Home / 313,103.85-432,124.01-175,335.22

Finding the Fourth Proportional to 313,103.85, 432,124.01 and 175,335.22

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Solution

The fourth proportional to 313,103.85, 432,124.01 and 175,335.22 is: 241,985.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,103.85 : 432,124.01 = 175,335.22 : x
  2. Step 2: Convert to fraction form
    313,103.85/432,124.01 = 175,335.22/x
  3. Step 3: Cross multiply
    313,103.85x = 432,124.01 × 175,335.22
  4. Step 4: Simplify right side
    313,103.85x = 75,766,558,783.44
  5. Step 5: Solve for x
    x = 75,766,558,783.44/313,103.85
  6. Step 6: Final answer
    x = 241,985.40

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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.