Home / 282,583.56-423,874.26-72,221.16

Finding the Fourth Proportional to 282,583.56, 423,874.26 and 72,221.16

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Solution

The fourth proportional to 282,583.56, 423,874.26 and 72,221.16 is: 108,331.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,583.56 : 423,874.26 = 72,221.16 : x
  2. Step 2: Convert to fraction form
    282,583.56/423,874.26 = 72,221.16/x
  3. Step 3: Cross multiply
    282,583.56x = 423,874.26 × 72,221.16
  4. Step 4: Simplify right side
    282,583.56x = 30,612,690,751.34
  5. Step 5: Solve for x
    x = 30,612,690,751.34/282,583.56
  6. Step 6: Final answer
    x = 108,331.46

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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.