Home / 163,585.20-245,388.06-63,712.20

Finding the Fourth Proportional to 163,585.20, 245,388.06 and 63,712.20

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Solution

The fourth proportional to 163,585.20, 245,388.06 and 63,712.20 is: 95,572.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,585.20 : 245,388.06 = 63,712.20 : x
  2. Step 2: Convert to fraction form
    163,585.20/245,388.06 = 63,712.20/x
  3. Step 3: Cross multiply
    163,585.20x = 245,388.06 × 63,712.20
  4. Step 4: Simplify right side
    163,585.20x = 15,634,213,156.33
  5. Step 5: Solve for x
    x = 15,634,213,156.33/163,585.20
  6. Step 6: Final answer
    x = 95,572.30

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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.