Home / 126,113.10-174,037.42-69,526.50

Finding the Fourth Proportional to 126,113.10, 174,037.42 and 69,526.50

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Solution

The fourth proportional to 126,113.10, 174,037.42 and 69,526.50 is: 95,947.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,113.10 : 174,037.42 = 69,526.50 : x
  2. Step 2: Convert to fraction form
    126,113.10/174,037.42 = 69,526.50/x
  3. Step 3: Cross multiply
    126,113.10x = 174,037.42 × 69,526.50
  4. Step 4: Simplify right side
    126,113.10x = 12,100,212,681.63
  5. Step 5: Solve for x
    x = 12,100,212,681.63/126,113.10
  6. Step 6: Final answer
    x = 95,947.31

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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.