Home / 124,004.07-186,061.05-70,694.10

Finding the Fourth Proportional to 124,004.07, 186,061.05 and 70,694.10

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Solution

The fourth proportional to 124,004.07, 186,061.05 and 70,694.10 is: 106,072.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,004.07 : 186,061.05 = 70,694.10 : x
  2. Step 2: Convert to fraction form
    124,004.07/186,061.05 = 70,694.10/x
  3. Step 3: Cross multiply
    124,004.07x = 186,061.05 × 70,694.10
  4. Step 4: Simplify right side
    124,004.07x = 13,153,418,474.81
  5. Step 5: Solve for x
    x = 13,153,418,474.81/124,004.07
  6. Step 6: Final answer
    x = 106,072.47

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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.