Home / 163,686.24-245,534.31-63,842.40

Finding the Fourth Proportional to 163,686.24, 245,534.31 and 63,842.40

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Solution

The fourth proportional to 163,686.24, 245,534.31 and 63,842.40 is: 95,765.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,686.24 : 245,534.31 = 63,842.40 : x
  2. Step 2: Convert to fraction form
    163,686.24/245,534.31 = 63,842.40/x
  3. Step 3: Cross multiply
    163,686.24x = 245,534.31 × 63,842.40
  4. Step 4: Simplify right side
    163,686.24x = 15,675,499,632.74
  5. Step 5: Solve for x
    x = 15,675,499,632.74/163,686.24
  6. Step 6: Final answer
    x = 95,765.53

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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.