Home / 154,206.56-231,187.93-101,228.51

Finding the Fourth Proportional to 154,206.56, 231,187.93 and 101,228.51

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Solution

The fourth proportional to 154,206.56, 231,187.93 and 101,228.51 is: 151,762.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,206.56 : 231,187.93 = 101,228.51 : x
  2. Step 2: Convert to fraction form
    154,206.56/231,187.93 = 101,228.51/x
  3. Step 3: Cross multiply
    154,206.56x = 231,187.93 × 101,228.51
  4. Step 4: Simplify right side
    154,206.56x = 23,402,809,683.88
  5. Step 5: Solve for x
    x = 23,402,809,683.88/154,206.56
  6. Step 6: Final answer
    x = 151,762.74

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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.