Home / 170,459.11-235,222.90-93,974.23

Finding the Fourth Proportional to 170,459.11, 235,222.90 and 93,974.23

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Solution

The fourth proportional to 170,459.11, 235,222.90 and 93,974.23 is: 129,678.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,459.11 : 235,222.90 = 93,974.23 : x
  2. Step 2: Convert to fraction form
    170,459.11/235,222.90 = 93,974.23/x
  3. Step 3: Cross multiply
    170,459.11x = 235,222.90 × 93,974.23
  4. Step 4: Simplify right side
    170,459.11x = 22,104,890,905.87
  5. Step 5: Solve for x
    x = 22,104,890,905.87/170,459.11
  6. Step 6: Final answer
    x = 129,678.55

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1.5x scale

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.