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Finding the Fourth Proportional to 153,222.63, 229,833.95 and 48,049.80

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Solution

The fourth proportional to 153,222.63, 229,833.95 and 48,049.80 is: 72,074.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,222.63 : 229,833.95 = 48,049.80 : x
  2. Step 2: Convert to fraction form
    153,222.63/229,833.95 = 48,049.80/x
  3. Step 3: Cross multiply
    153,222.63x = 229,833.95 × 48,049.80
  4. Step 4: Simplify right side
    153,222.63x = 11,043,475,090.46
  5. Step 5: Solve for x
    x = 11,043,475,090.46/153,222.63
  6. Step 6: Final answer
    x = 72,074.70

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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.