Home / 150,830.60-225,901.44-72,000.18

Finding the Fourth Proportional to 150,830.60, 225,901.44 and 72,000.18

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Solution

The fourth proportional to 150,830.60, 225,901.44 and 72,000.18 is: 107,835.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,830.60 : 225,901.44 = 72,000.18 : x
  2. Step 2: Convert to fraction form
    150,830.60/225,901.44 = 72,000.18/x
  3. Step 3: Cross multiply
    150,830.60x = 225,901.44 × 72,000.18
  4. Step 4: Simplify right side
    150,830.60x = 16,264,944,342.26
  5. Step 5: Solve for x
    x = 16,264,944,342.26/150,830.60
  6. Step 6: Final answer
    x = 107,835.84

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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.