Home / 126,703.18-174,841.23-70,115.50

Finding the Fourth Proportional to 126,703.18, 174,841.23 and 70,115.50

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Solution

The fourth proportional to 126,703.18, 174,841.23 and 70,115.50 is: 96,754.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,703.18 : 174,841.23 = 70,115.50 : x
  2. Step 2: Convert to fraction form
    126,703.18/174,841.23 = 70,115.50/x
  3. Step 3: Cross multiply
    126,703.18x = 174,841.23 × 70,115.50
  4. Step 4: Simplify right side
    126,703.18x = 12,259,080,262.07
  5. Step 5: Solve for x
    x = 12,259,080,262.07/126,703.18
  6. Step 6: Final answer
    x = 96,754.32

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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.