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Finding the Fourth Proportional to 70,048.84, 104,456.33 and 69,417.04

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Solution

The fourth proportional to 70,048.84, 104,456.33 and 69,417.04 is: 103,514.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,048.84 : 104,456.33 = 69,417.04 : x
  2. Step 2: Convert to fraction form
    70,048.84/104,456.33 = 69,417.04/x
  3. Step 3: Cross multiply
    70,048.84x = 104,456.33 × 69,417.04
  4. Step 4: Simplify right side
    70,048.84x = 7,251,049,237.86
  5. Step 5: Solve for x
    x = 7,251,049,237.86/70,048.84
  6. Step 6: Final answer
    x = 103,514.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.