Home / 126,563.95-174,651.83-69,964.39

Finding the Fourth Proportional to 126,563.95, 174,651.83 and 69,964.39

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Solution

The fourth proportional to 126,563.95, 174,651.83 and 69,964.39 is: 96,547.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,563.95 : 174,651.83 = 69,964.39 : x
  2. Step 2: Convert to fraction form
    126,563.95/174,651.83 = 69,964.39/x
  3. Step 3: Cross multiply
    126,563.95x = 174,651.83 × 69,964.39
  4. Step 4: Simplify right side
    126,563.95x = 12,219,407,875.07
  5. Step 5: Solve for x
    x = 12,219,407,875.07/126,563.95
  6. Step 6: Final answer
    x = 96,547.31

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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.