Home / 126,219.77-174,171.16-69,627.50

Finding the Fourth Proportional to 126,219.77, 174,171.16 and 69,627.50

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Solution

The fourth proportional to 126,219.77, 174,171.16 and 69,627.50 is: 96,079.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,219.77 : 174,171.16 = 69,627.50 : x
  2. Step 2: Convert to fraction form
    126,219.77/174,171.16 = 69,627.50/x
  3. Step 3: Cross multiply
    126,219.77x = 174,171.16 × 69,627.50
  4. Step 4: Simplify right side
    126,219.77x = 12,127,102,442.90
  5. Step 5: Solve for x
    x = 12,127,102,442.90/126,219.77
  6. Step 6: Final answer
    x = 96,079.26

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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.