Home / 252,145.40-377,699.70-173,348.60

Finding the Fourth Proportional to 252,145.40, 377,699.70 and 173,348.60

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Solution

The fourth proportional to 252,145.40, 377,699.70 and 173,348.60 is: 259,666.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,145.40 : 377,699.70 = 173,348.60 : x
  2. Step 2: Convert to fraction form
    252,145.40/377,699.70 = 173,348.60/x
  3. Step 3: Cross multiply
    252,145.40x = 377,699.70 × 173,348.60
  4. Step 4: Simplify right side
    252,145.40x = 65,473,714,215.42
  5. Step 5: Solve for x
    x = 65,473,714,215.42/252,145.40
  6. Step 6: Final answer
    x = 259,666.50

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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.