Home / 126,913.08-175,147.04-70,323.24

Finding the Fourth Proportional to 126,913.08, 175,147.04 and 70,323.24

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Solution

The fourth proportional to 126,913.08, 175,147.04 and 70,323.24 is: 97,049.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,913.08 : 175,147.04 = 70,323.24 : x
  2. Step 2: Convert to fraction form
    126,913.08/175,147.04 = 70,323.24/x
  3. Step 3: Cross multiply
    126,913.08x = 175,147.04 × 70,323.24
  4. Step 4: Simplify right side
    126,913.08x = 12,316,907,329.21
  5. Step 5: Solve for x
    x = 12,316,907,329.21/126,913.08
  6. Step 6: Final answer
    x = 97,049.94

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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.