Home / 150,455.08-225,829.50-71,623.72

Finding the Fourth Proportional to 150,455.08, 225,829.50 and 71,623.72

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Solution

The fourth proportional to 150,455.08, 225,829.50 and 71,623.72 is: 107,505.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,455.08 : 225,829.50 = 71,623.72 : x
  2. Step 2: Convert to fraction form
    150,455.08/225,829.50 = 71,623.72/x
  3. Step 3: Cross multiply
    150,455.08x = 225,829.50 × 71,623.72
  4. Step 4: Simplify right side
    150,455.08x = 16,174,748,875.74
  5. Step 5: Solve for x
    x = 16,174,748,875.74/150,455.08
  6. Step 6: Final answer
    x = 107,505.50

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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.