Home / 154,848.30-232,272.45-84,864.30

Finding the Fourth Proportional to 154,848.30, 232,272.45 and 84,864.30

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Solution

The fourth proportional to 154,848.30, 232,272.45 and 84,864.30 is: 127,296.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,848.30 : 232,272.45 = 84,864.30 : x
  2. Step 2: Convert to fraction form
    154,848.30/232,272.45 = 84,864.30/x
  3. Step 3: Cross multiply
    154,848.30x = 232,272.45 × 84,864.30
  4. Step 4: Simplify right side
    154,848.30x = 19,711,638,878.54
  5. Step 5: Solve for x
    x = 19,711,638,878.54/154,848.30
  6. Step 6: Final answer
    x = 127,296.45

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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.