Home / 282,426.48-423,626.76-95,439.60

Finding the Fourth Proportional to 282,426.48, 423,626.76 and 95,439.60

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Solution

The fourth proportional to 282,426.48, 423,626.76 and 95,439.60 is: 143,155.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,426.48 : 423,626.76 = 95,439.60 : x
  2. Step 2: Convert to fraction form
    282,426.48/423,626.76 = 95,439.60/x
  3. Step 3: Cross multiply
    282,426.48x = 423,626.76 × 95,439.60
  4. Step 4: Simplify right side
    282,426.48x = 40,430,768,523.70
  5. Step 5: Solve for x
    x = 40,430,768,523.70/282,426.48
  6. Step 6: Final answer
    x = 143,155.02

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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.