Home / 148,159.36-204,461.52-84,500.88

Finding the Fourth Proportional to 148,159.36, 204,461.52 and 84,500.88

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Solution

The fourth proportional to 148,159.36, 204,461.52 and 84,500.88 is: 116,612.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,159.36 : 204,461.52 = 84,500.88 : x
  2. Step 2: Convert to fraction form
    148,159.36/204,461.52 = 84,500.88/x
  3. Step 3: Cross multiply
    148,159.36x = 204,461.52 × 84,500.88
  4. Step 4: Simplify right side
    148,159.36x = 17,277,178,366.14
  5. Step 5: Solve for x
    x = 17,277,178,366.14/148,159.36
  6. Step 6: Final answer
    x = 116,612.13

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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.