Home / 124,184.70-186,172.56-54,011.16

Finding the Fourth Proportional to 124,184.70, 186,172.56 and 54,011.16

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Solution

The fourth proportional to 124,184.70, 186,172.56 and 54,011.16 is: 80,971.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,184.70 : 186,172.56 = 54,011.16 : x
  2. Step 2: Convert to fraction form
    124,184.70/186,172.56 = 54,011.16/x
  3. Step 3: Cross multiply
    124,184.70x = 186,172.56 × 54,011.16
  4. Step 4: Simplify right side
    124,184.70x = 10,055,395,925.77
  5. Step 5: Solve for x
    x = 10,055,395,925.77/124,184.70
  6. Step 6: Final answer
    x = 80,971.29

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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.