Home / 162,847.12-224,733.45-91,225.60

Finding the Fourth Proportional to 162,847.12, 224,733.45 and 91,225.60

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Solution

The fourth proportional to 162,847.12, 224,733.45 and 91,225.60 is: 125,893.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,847.12 : 224,733.45 = 91,225.60 : x
  2. Step 2: Convert to fraction form
    162,847.12/224,733.45 = 91,225.60/x
  3. Step 3: Cross multiply
    162,847.12x = 224,733.45 × 91,225.60
  4. Step 4: Simplify right side
    162,847.12x = 20,501,443,816.32
  5. Step 5: Solve for x
    x = 20,501,443,816.32/162,847.12
  6. Step 6: Final answer
    x = 125,893.81

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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.