Home / 261,748.40-361,214.52-148,573.04

Finding the Fourth Proportional to 261,748.40, 361,214.52 and 148,573.04

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Solution

The fourth proportional to 261,748.40, 361,214.52 and 148,573.04 is: 205,031.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,748.40 : 361,214.52 = 148,573.04 : x
  2. Step 2: Convert to fraction form
    261,748.40/361,214.52 = 148,573.04/x
  3. Step 3: Cross multiply
    261,748.40x = 361,214.52 × 148,573.04
  4. Step 4: Simplify right side
    261,748.40x = 53,666,739,328.54
  5. Step 5: Solve for x
    x = 53,666,739,328.54/261,748.40
  6. Step 6: Final answer
    x = 205,031.78

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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.