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Finding the Fourth Proportional to 169,013.76, 233,285.52 and 101,077.44

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Solution

The fourth proportional to 169,013.76, 233,285.52 and 101,077.44 is: 139,514.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,013.76 : 233,285.52 = 101,077.44 : x
  2. Step 2: Convert to fraction form
    169,013.76/233,285.52 = 101,077.44/x
  3. Step 3: Cross multiply
    169,013.76x = 233,285.52 × 101,077.44
  4. Step 4: Simplify right side
    169,013.76x = 23,579,903,150.67
  5. Step 5: Solve for x
    x = 23,579,903,150.67/169,013.76
  6. Step 6: Final answer
    x = 139,514.69

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1.5x scale

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.