Home / 126,804.86-174,990.69-70,216.23

Finding the Fourth Proportional to 126,804.86, 174,990.69 and 70,216.23

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Solution

The fourth proportional to 126,804.86, 174,990.69 and 70,216.23 is: 96,898.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,804.86 : 174,990.69 = 70,216.23 : x
  2. Step 2: Convert to fraction form
    126,804.86/174,990.69 = 70,216.23/x
  3. Step 3: Cross multiply
    126,804.86x = 174,990.69 × 70,216.23
  4. Step 4: Simplify right side
    126,804.86x = 12,287,186,536.90
  5. Step 5: Solve for x
    x = 12,287,186,536.90/126,804.86
  6. Step 6: Final answer
    x = 96,898.39

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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.