Home / 55,365.08-83,048.90-19,828.83

Finding the Fourth Proportional to 55,365.08, 83,048.90 and 19,828.83

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Solution

The fourth proportional to 55,365.08, 83,048.90 and 19,828.83 is: 29,743.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,365.08 : 83,048.90 = 19,828.83 : x
  2. Step 2: Convert to fraction form
    55,365.08/83,048.90 = 19,828.83/x
  3. Step 3: Cross multiply
    55,365.08x = 83,048.90 × 19,828.83
  4. Step 4: Simplify right side
    55,365.08x = 1,646,762,420.64
  5. Step 5: Solve for x
    x = 1,646,762,420.64/55,365.08
  6. Step 6: Final answer
    x = 29,743.70

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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.