Home / 54,888.70-75,746.72-29,738.20

Finding the Fourth Proportional to 54,888.70, 75,746.72 and 29,738.20

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Solution

The fourth proportional to 54,888.70, 75,746.72 and 29,738.20 is: 41,038.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,888.70 : 75,746.72 = 29,738.20 : x
  2. Step 2: Convert to fraction form
    54,888.70/75,746.72 = 29,738.20/x
  3. Step 3: Cross multiply
    54,888.70x = 75,746.72 × 29,738.20
  4. Step 4: Simplify right side
    54,888.70x = 2,252,570,581.28
  5. Step 5: Solve for x
    x = 2,252,570,581.28/54,888.70
  6. Step 6: Final answer
    x = 41,038.88

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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.