Home / 171,929.80-258,089.10-101,848.60

Finding the Fourth Proportional to 171,929.80, 258,089.10 and 101,848.60

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Solution

The fourth proportional to 171,929.80, 258,089.10 and 101,848.60 is: 152,888.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,929.80 : 258,089.10 = 101,848.60 : x
  2. Step 2: Convert to fraction form
    171,929.80/258,089.10 = 101,848.60/x
  3. Step 3: Cross multiply
    171,929.80x = 258,089.10 × 101,848.60
  4. Step 4: Simplify right side
    171,929.80x = 26,286,013,510.26
  5. Step 5: Solve for x
    x = 26,286,013,510.26/171,929.80
  6. Step 6: Final answer
    x = 152,888.06

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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.