Home / 163,936.60-245,904.90-162,899.80

Finding the Fourth Proportional to 163,936.60, 245,904.90 and 162,899.80

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Solution

The fourth proportional to 163,936.60, 245,904.90 and 162,899.80 is: 244,349.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,936.60 : 245,904.90 = 162,899.80 : x
  2. Step 2: Convert to fraction form
    163,936.60/245,904.90 = 162,899.80/x
  3. Step 3: Cross multiply
    163,936.60x = 245,904.90 × 162,899.80
  4. Step 4: Simplify right side
    163,936.60x = 40,057,859,029.02
  5. Step 5: Solve for x
    x = 40,057,859,029.02/163,936.60
  6. Step 6: Final answer
    x = 244,349.70

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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.