Home / 163,065.07-225,032.08-98,525.30

Finding the Fourth Proportional to 163,065.07, 225,032.08 and 98,525.30

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Solution

The fourth proportional to 163,065.07, 225,032.08 and 98,525.30 is: 135,966.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,065.07 : 225,032.08 = 98,525.30 : x
  2. Step 2: Convert to fraction form
    163,065.07/225,032.08 = 98,525.30/x
  3. Step 3: Cross multiply
    163,065.07x = 225,032.08 × 98,525.30
  4. Step 4: Simplify right side
    163,065.07x = 22,171,353,191.62
  5. Step 5: Solve for x
    x = 22,171,353,191.62/163,065.07
  6. Step 6: Final answer
    x = 135,966.30

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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.