Home / 154,983.40-232,444.48-42,634.63

Finding the Fourth Proportional to 154,983.40, 232,444.48 and 42,634.63

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Solution

The fourth proportional to 154,983.40, 232,444.48 and 42,634.63 is: 63,943.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,983.40 : 232,444.48 = 42,634.63 : x
  2. Step 2: Convert to fraction form
    154,983.40/232,444.48 = 42,634.63/x
  3. Step 3: Cross multiply
    154,983.40x = 232,444.48 × 42,634.63
  4. Step 4: Simplify right side
    154,983.40x = 9,910,184,400.34
  5. Step 5: Solve for x
    x = 9,910,184,400.34/154,983.40
  6. Step 6: Final answer
    x = 63,943.52

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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.