Home / 56,574.18-84,861.45-19,124.28

Finding the Fourth Proportional to 56,574.18, 84,861.45 and 19,124.28

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Solution

The fourth proportional to 56,574.18, 84,861.45 and 19,124.28 is: 28,686.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,574.18 : 84,861.45 = 19,124.28 : x
  2. Step 2: Convert to fraction form
    56,574.18/84,861.45 = 19,124.28/x
  3. Step 3: Cross multiply
    56,574.18x = 84,861.45 × 19,124.28
  4. Step 4: Simplify right side
    56,574.18x = 1,622,914,131.01
  5. Step 5: Solve for x
    x = 1,622,914,131.01/56,574.18
  6. Step 6: Final answer
    x = 28,686.48

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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.