Home / 282,004.40-423,006.60-163,614.80

Finding the Fourth Proportional to 282,004.40, 423,006.60 and 163,614.80

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Solution

The fourth proportional to 282,004.40, 423,006.60 and 163,614.80 is: 245,422.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,004.40 : 423,006.60 = 163,614.80 : x
  2. Step 2: Convert to fraction form
    282,004.40/423,006.60 = 163,614.80/x
  3. Step 3: Cross multiply
    282,004.40x = 423,006.60 × 163,614.80
  4. Step 4: Simplify right side
    282,004.40x = 69,210,140,257.68
  5. Step 5: Solve for x
    x = 69,210,140,257.68/282,004.40
  6. Step 6: Final answer
    x = 245,422.20

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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.