Home / 150,540.04-207,803.70-112,923.72

Finding the Fourth Proportional to 150,540.04, 207,803.70 and 112,923.72

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Solution

The fourth proportional to 150,540.04, 207,803.70 and 112,923.72 is: 155,878.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,540.04 : 207,803.70 = 112,923.72 : x
  2. Step 2: Convert to fraction form
    150,540.04/207,803.70 = 112,923.72/x
  3. Step 3: Cross multiply
    150,540.04x = 207,803.70 × 112,923.72
  4. Step 4: Simplify right side
    150,540.04x = 23,465,966,833.76
  5. Step 5: Solve for x
    x = 23,465,966,833.76/150,540.04
  6. Step 6: Final answer
    x = 155,878.57

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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.