Home / 53,533.44-73,872.72-29,660.40

Finding the Fourth Proportional to 53,533.44, 73,872.72 and 29,660.40

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Solution

The fourth proportional to 53,533.44, 73,872.72 and 29,660.40 is: 40,929.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,533.44 : 73,872.72 = 29,660.40 : x
  2. Step 2: Convert to fraction form
    53,533.44/73,872.72 = 29,660.40/x
  3. Step 3: Cross multiply
    53,533.44x = 73,872.72 × 29,660.40
  4. Step 4: Simplify right side
    53,533.44x = 2,191,094,424.29
  5. Step 5: Solve for x
    x = 2,191,094,424.29/53,533.44
  6. Step 6: Final answer
    x = 40,929.45

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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.