Home / 54,779.05-75,595.09-29,628.55

Finding the Fourth Proportional to 54,779.05, 75,595.09 and 29,628.55

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Solution

The fourth proportional to 54,779.05, 75,595.09 and 29,628.55 is: 40,887.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,779.05 : 75,595.09 = 29,628.55 : x
  2. Step 2: Convert to fraction form
    54,779.05/75,595.09 = 29,628.55/x
  3. Step 3: Cross multiply
    54,779.05x = 75,595.09 × 29,628.55
  4. Step 4: Simplify right side
    54,779.05x = 2,239,772,525.84
  5. Step 5: Solve for x
    x = 2,239,772,525.84/54,779.05
  6. Step 6: Final answer
    x = 40,887.40

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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.