Home / 126,460.53-174,515.18-69,871.50

Finding the Fourth Proportional to 126,460.53, 174,515.18 and 69,871.50

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Solution

The fourth proportional to 126,460.53, 174,515.18 and 69,871.50 is: 96,422.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,460.53 : 174,515.18 = 69,871.50 : x
  2. Step 2: Convert to fraction form
    126,460.53/174,515.18 = 69,871.50/x
  3. Step 3: Cross multiply
    126,460.53x = 174,515.18 × 69,871.50
  4. Step 4: Simplify right side
    126,460.53x = 12,193,637,050.01
  5. Step 5: Solve for x
    x = 12,193,637,050.01/126,460.53
  6. Step 6: Final answer
    x = 96,422.47

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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.