Home / 148,237.58-204,565.39-80,254.00

Finding the Fourth Proportional to 148,237.58, 204,565.39 and 80,254.00

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Solution

The fourth proportional to 148,237.58, 204,565.39 and 80,254.00 is: 110,749.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,237.58 : 204,565.39 = 80,254.00 : x
  2. Step 2: Convert to fraction form
    148,237.58/204,565.39 = 80,254.00/x
  3. Step 3: Cross multiply
    148,237.58x = 204,565.39 × 80,254.00
  4. Step 4: Simplify right side
    148,237.58x = 16,417,190,864.13
  5. Step 5: Solve for x
    x = 16,417,190,864.13/148,237.58
  6. Step 6: Final answer
    x = 110,749.18

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.