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Finding the Fourth Proportional to 169,898.01, 254,877.74 and 70,002.63

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Solution

The fourth proportional to 169,898.01, 254,877.74 and 70,002.63 is: 105,016.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,898.01 : 254,877.74 = 70,002.63 : x
  2. Step 2: Convert to fraction form
    169,898.01/254,877.74 = 70,002.63/x
  3. Step 3: Cross multiply
    169,898.01x = 254,877.74 × 70,002.63
  4. Step 4: Simplify right side
    169,898.01x = 17,842,112,040.95
  5. Step 5: Solve for x
    x = 17,842,112,040.95/169,898.01
  6. Step 6: Final answer
    x = 105,016.61

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1.5x scale

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.