Home / 54,888.78-75,746.57-29,738.28

Finding the Fourth Proportional to 54,888.78, 75,746.57 and 29,738.28

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Solution

The fourth proportional to 54,888.78, 75,746.57 and 29,738.28 is: 41,038.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,888.78 : 75,746.57 = 29,738.28 : x
  2. Step 2: Convert to fraction form
    54,888.78/75,746.57 = 29,738.28/x
  3. Step 3: Cross multiply
    54,888.78x = 75,746.57 × 29,738.28
  4. Step 4: Simplify right side
    54,888.78x = 2,252,572,559.01
  5. Step 5: Solve for x
    x = 2,252,572,559.01/54,888.78
  6. Step 6: Final answer
    x = 41,038.85

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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.