Home / 48,780.36-67,316.13-27,558.36

Finding the Fourth Proportional to 48,780.36, 67,316.13 and 27,558.36

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Solution

The fourth proportional to 48,780.36, 67,316.13 and 27,558.36 is: 38,030.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,780.36 : 67,316.13 = 27,558.36 : x
  2. Step 2: Convert to fraction form
    48,780.36/67,316.13 = 27,558.36/x
  3. Step 3: Cross multiply
    48,780.36x = 67,316.13 × 27,558.36
  4. Step 4: Simplify right side
    48,780.36x = 1,855,122,144.35
  5. Step 5: Solve for x
    x = 1,855,122,144.35/48,780.36
  6. Step 6: Final answer
    x = 38,030.10

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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.