Home / 126,999.86-175,267.62-70,411.23

Finding the Fourth Proportional to 126,999.86, 175,267.62 and 70,411.23

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Solution

The fourth proportional to 126,999.86, 175,267.62 and 70,411.23 is: 97,171.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,999.86 : 175,267.62 = 70,411.23 : x
  2. Step 2: Convert to fraction form
    126,999.86/175,267.62 = 70,411.23/x
  3. Step 3: Cross multiply
    126,999.86x = 175,267.62 × 70,411.23
  4. Step 4: Simplify right side
    126,999.86x = 12,340,808,703.37
  5. Step 5: Solve for x
    x = 12,340,808,703.37/126,999.86
  6. Step 6: Final answer
    x = 97,171.83

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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.