Home / 120,693.65-180,749.07-60,532.92

Finding the Fourth Proportional to 120,693.65, 180,749.07 and 60,532.92

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Solution

The fourth proportional to 120,693.65, 180,749.07 and 60,532.92 is: 90,653.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,693.65 : 180,749.07 = 60,532.92 : x
  2. Step 2: Convert to fraction form
    120,693.65/180,749.07 = 60,532.92/x
  3. Step 3: Cross multiply
    120,693.65x = 180,749.07 × 60,532.92
  4. Step 4: Simplify right side
    120,693.65x = 10,941,268,994.38
  5. Step 5: Solve for x
    x = 10,941,268,994.38/120,693.65
  6. Step 6: Final answer
    x = 90,653.23

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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.