Home / 126,247.81-174,222.57-69,659.18

Finding the Fourth Proportional to 126,247.81, 174,222.57 and 69,659.18

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Solution

The fourth proportional to 126,247.81, 174,222.57 and 69,659.18 is: 96,130.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,247.81 : 174,222.57 = 69,659.18 : x
  2. Step 2: Convert to fraction form
    126,247.81/174,222.57 = 69,659.18/x
  3. Step 3: Cross multiply
    126,247.81x = 174,222.57 × 69,659.18
  4. Step 4: Simplify right side
    126,247.81x = 12,136,202,060.47
  5. Step 5: Solve for x
    x = 12,136,202,060.47/126,247.81
  6. Step 6: Final answer
    x = 96,130.00

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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.