Home / 154,826.04-232,239.41-42,507.80

Finding the Fourth Proportional to 154,826.04, 232,239.41 and 42,507.80

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Solution

The fourth proportional to 154,826.04, 232,239.41 and 42,507.80 is: 63,761.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,826.04 : 232,239.41 = 42,507.80 : x
  2. Step 2: Convert to fraction form
    154,826.04/232,239.41 = 42,507.80/x
  3. Step 3: Cross multiply
    154,826.04x = 232,239.41 × 42,507.80
  4. Step 4: Simplify right side
    154,826.04x = 9,871,985,018.66
  5. Step 5: Solve for x
    x = 9,871,985,018.66/154,826.04
  6. Step 6: Final answer
    x = 63,761.79

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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.