Home / 148,256.52-204,579.90-87,827.28

Finding the Fourth Proportional to 148,256.52, 204,579.90 and 87,827.28

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Solution

The fourth proportional to 148,256.52, 204,579.90 and 87,827.28 is: 121,193.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,256.52 : 204,579.90 = 87,827.28 : x
  2. Step 2: Convert to fraction form
    148,256.52/204,579.90 = 87,827.28/x
  3. Step 3: Cross multiply
    148,256.52x = 204,579.90 × 87,827.28
  4. Step 4: Simplify right side
    148,256.52x = 17,967,696,159.67
  5. Step 5: Solve for x
    x = 17,967,696,159.67/148,256.52
  6. Step 6: Final answer
    x = 121,193.29

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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.