Home / 162,424.26-224,150.40-90,807.30

Finding the Fourth Proportional to 162,424.26, 224,150.40 and 90,807.30

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Solution

The fourth proportional to 162,424.26, 224,150.40 and 90,807.30 is: 125,316.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,424.26 : 224,150.40 = 90,807.30 : x
  2. Step 2: Convert to fraction form
    162,424.26/224,150.40 = 90,807.30/x
  3. Step 3: Cross multiply
    162,424.26x = 224,150.40 × 90,807.30
  4. Step 4: Simplify right side
    162,424.26x = 20,354,492,617.92
  5. Step 5: Solve for x
    x = 20,354,492,617.92/162,424.26
  6. Step 6: Final answer
    x = 125,316.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.