Home / 126,513.95-174,600.36-69,936.26

Finding the Fourth Proportional to 126,513.95, 174,600.36 and 69,936.26

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Solution

The fourth proportional to 126,513.95, 174,600.36 and 69,936.26 is: 96,518.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,513.95 : 174,600.36 = 69,936.26 : x
  2. Step 2: Convert to fraction form
    126,513.95/174,600.36 = 69,936.26/x
  3. Step 3: Cross multiply
    126,513.95x = 174,600.36 × 69,936.26
  4. Step 4: Simplify right side
    126,513.95x = 12,210,895,300.05
  5. Step 5: Solve for x
    x = 12,210,895,300.05/126,513.95
  6. Step 6: Final answer
    x = 96,518.18

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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.