Home / 55,490.30-83,243.34-18,038.24

Finding the Fourth Proportional to 55,490.30, 83,243.34 and 18,038.24

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Solution

The fourth proportional to 55,490.30, 83,243.34 and 18,038.24 is: 27,059.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,490.30 : 83,243.34 = 18,038.24 : x
  2. Step 2: Convert to fraction form
    55,490.30/83,243.34 = 18,038.24/x
  3. Step 3: Cross multiply
    55,490.30x = 83,243.34 × 18,038.24
  4. Step 4: Simplify right side
    55,490.30x = 1,501,563,345.32
  5. Step 5: Solve for x
    x = 1,501,563,345.32/55,490.30
  6. Step 6: Final answer
    x = 27,059.92

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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.