Home / 237,740.74-356,633.18-85,975.80

Finding the Fourth Proportional to 237,740.74, 356,633.18 and 85,975.80

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Solution

The fourth proportional to 237,740.74, 356,633.18 and 85,975.80 is: 128,971.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,740.74 : 356,633.18 = 85,975.80 : x
  2. Step 2: Convert to fraction form
    237,740.74/356,633.18 = 85,975.80/x
  3. Step 3: Cross multiply
    237,740.74x = 356,633.18 × 85,975.80
  4. Step 4: Simplify right side
    237,740.74x = 30,661,822,957.04
  5. Step 5: Solve for x
    x = 30,661,822,957.04/237,740.74
  6. Step 6: Final answer
    x = 128,971.68

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1.5x scale

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.