Home / 136,817.65-205,247.00-48,055.51

Finding the Fourth Proportional to 136,817.65, 205,247.00 and 48,055.51

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Solution

The fourth proportional to 136,817.65, 205,247.00 and 48,055.51 is: 72,090.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,817.65 : 205,247.00 = 48,055.51 : x
  2. Step 2: Convert to fraction form
    136,817.65/205,247.00 = 48,055.51/x
  3. Step 3: Cross multiply
    136,817.65x = 205,247.00 × 48,055.51
  4. Step 4: Simplify right side
    136,817.65x = 9,863,249,020.69
  5. Step 5: Solve for x
    x = 9,863,249,020.69/136,817.65
  6. Step 6: Final answer
    x = 72,090.47

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.