Home / 126,171.48-174,116.58-69,582.90

Finding the Fourth Proportional to 126,171.48, 174,116.58 and 69,582.90

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Solution

The fourth proportional to 126,171.48, 174,116.58 and 69,582.90 is: 96,024.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,171.48 : 174,116.58 = 69,582.90 : x
  2. Step 2: Convert to fraction form
    126,171.48/174,116.58 = 69,582.90/x
  3. Step 3: Cross multiply
    126,171.48x = 174,116.58 × 69,582.90
  4. Step 4: Simplify right side
    126,171.48x = 12,115,536,574.48
  5. Step 5: Solve for x
    x = 12,115,536,574.48/126,171.48
  6. Step 6: Final answer
    x = 96,024.37

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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.