Home / 55,945.53-77,204.48-30,795.03

Finding the Fourth Proportional to 55,945.53, 77,204.48 and 30,795.03

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Solution

The fourth proportional to 55,945.53, 77,204.48 and 30,795.03 is: 42,496.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,945.53 : 77,204.48 = 30,795.03 : x
  2. Step 2: Convert to fraction form
    55,945.53/77,204.48 = 30,795.03/x
  3. Step 3: Cross multiply
    55,945.53x = 77,204.48 × 30,795.03
  4. Step 4: Simplify right side
    55,945.53x = 2,377,514,123.76
  5. Step 5: Solve for x
    x = 2,377,514,123.76/55,945.53
  6. Step 6: Final answer
    x = 42,496.95

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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.