Home / 52,417.63-78,579.21-19,114.33

Finding the Fourth Proportional to 52,417.63, 78,579.21 and 19,114.33

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Solution

The fourth proportional to 52,417.63, 78,579.21 and 19,114.33 is: 28,654.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,417.63 : 78,579.21 = 19,114.33 : x
  2. Step 2: Convert to fraction form
    52,417.63/78,579.21 = 19,114.33/x
  3. Step 3: Cross multiply
    52,417.63x = 78,579.21 × 19,114.33
  4. Step 4: Simplify right side
    52,417.63x = 1,501,988,973.65
  5. Step 5: Solve for x
    x = 1,501,988,973.65/52,417.63
  6. Step 6: Final answer
    x = 28,654.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.