Home / 172,357.47-258,001.61-93,275.55

Finding the Fourth Proportional to 172,357.47, 258,001.61 and 93,275.55

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Solution

The fourth proportional to 172,357.47, 258,001.61 and 93,275.55 is: 139,624.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,357.47 : 258,001.61 = 93,275.55 : x
  2. Step 2: Convert to fraction form
    172,357.47/258,001.61 = 93,275.55/x
  3. Step 3: Cross multiply
    172,357.47x = 258,001.61 × 93,275.55
  4. Step 4: Simplify right side
    172,357.47x = 24,065,241,607.26
  5. Step 5: Solve for x
    x = 24,065,241,607.26/172,357.47
  6. Step 6: Final answer
    x = 139,624.01

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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.