Home / 177,049.55-265,559.97-70,429.20

Finding the Fourth Proportional to 177,049.55, 265,559.97 and 70,429.20

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Solution

The fourth proportional to 177,049.55, 265,559.97 and 70,429.20 is: 105,638.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,049.55 : 265,559.97 = 70,429.20 : x
  2. Step 2: Convert to fraction form
    177,049.55/265,559.97 = 70,429.20/x
  3. Step 3: Cross multiply
    177,049.55x = 265,559.97 × 70,429.20
  4. Step 4: Simplify right side
    177,049.55x = 18,703,175,111.22
  5. Step 5: Solve for x
    x = 18,703,175,111.22/177,049.55
  6. Step 6: Final answer
    x = 105,638.09

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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.