Home / 235,031.04-324,265.56-133,046.40

Finding the Fourth Proportional to 235,031.04, 324,265.56 and 133,046.40

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Solution

The fourth proportional to 235,031.04, 324,265.56 and 133,046.40 is: 183,560.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,031.04 : 324,265.56 = 133,046.40 : x
  2. Step 2: Convert to fraction form
    235,031.04/324,265.56 = 133,046.40/x
  3. Step 3: Cross multiply
    235,031.04x = 324,265.56 × 133,046.40
  4. Step 4: Simplify right side
    235,031.04x = 43,142,365,401.98
  5. Step 5: Solve for x
    x = 43,142,365,401.98/235,031.04
  6. Step 6: Final answer
    x = 183,560.29

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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.