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Finding the Fourth Proportional to 153,908.10, 230,862.15 and 94,551.30

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Solution

The fourth proportional to 153,908.10, 230,862.15 and 94,551.30 is: 141,826.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,908.10 : 230,862.15 = 94,551.30 : x
  2. Step 2: Convert to fraction form
    153,908.10/230,862.15 = 94,551.30/x
  3. Step 3: Cross multiply
    153,908.10x = 230,862.15 × 94,551.30
  4. Step 4: Simplify right side
    153,908.10x = 21,828,316,403.30
  5. Step 5: Solve for x
    x = 21,828,316,403.30/153,908.10
  6. Step 6: Final answer
    x = 141,826.95

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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.