Home / 79,428.04-118,960.62-37,904.20

Finding the Fourth Proportional to 79,428.04, 118,960.62 and 37,904.20

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Solution

The fourth proportional to 79,428.04, 118,960.62 and 37,904.20 is: 56,769.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,428.04 : 118,960.62 = 37,904.20 : x
  2. Step 2: Convert to fraction form
    79,428.04/118,960.62 = 37,904.20/x
  3. Step 3: Cross multiply
    79,428.04x = 118,960.62 × 37,904.20
  4. Step 4: Simplify right side
    79,428.04x = 4,509,107,132.60
  5. Step 5: Solve for x
    x = 4,509,107,132.60/79,428.04
  6. Step 6: Final answer
    x = 56,769.71

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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.