Home / 175,643.14-263,465.40-42,523.20

Finding the Fourth Proportional to 175,643.14, 263,465.40 and 42,523.20

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Solution

The fourth proportional to 175,643.14, 263,465.40 and 42,523.20 is: 63,784.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,643.14 : 263,465.40 = 42,523.20 : x
  2. Step 2: Convert to fraction form
    175,643.14/263,465.40 = 42,523.20/x
  3. Step 3: Cross multiply
    175,643.14x = 263,465.40 × 42,523.20
  4. Step 4: Simplify right side
    175,643.14x = 11,203,391,897.28
  5. Step 5: Solve for x
    x = 11,203,391,897.28/175,643.14
  6. Step 6: Final answer
    x = 63,784.97

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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.