Home / 148,276.94-204,614.08-87,853.18

Finding the Fourth Proportional to 148,276.94, 204,614.08 and 87,853.18

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Solution

The fourth proportional to 148,276.94, 204,614.08 and 87,853.18 is: 121,232.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,276.94 : 204,614.08 = 87,853.18 : x
  2. Step 2: Convert to fraction form
    148,276.94/204,614.08 = 87,853.18/x
  3. Step 3: Cross multiply
    148,276.94x = 204,614.08 × 87,853.18
  4. Step 4: Simplify right side
    148,276.94x = 17,975,997,600.77
  5. Step 5: Solve for x
    x = 17,975,997,600.77/148,276.94
  6. Step 6: Final answer
    x = 121,232.59

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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.