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Finding the Fourth Proportional to 33,800.88, 50,705.64 and 13,030.32

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Solution

The fourth proportional to 33,800.88, 50,705.64 and 13,030.32 is: 19,547.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,800.88 : 50,705.64 = 13,030.32 : x
  2. Step 2: Convert to fraction form
    33,800.88/50,705.64 = 13,030.32/x
  3. Step 3: Cross multiply
    33,800.88x = 50,705.64 × 13,030.32
  4. Step 4: Simplify right side
    33,800.88x = 660,710,715.00
  5. Step 5: Solve for x
    x = 660,710,715.00/33,800.88
  6. Step 6: Final answer
    x = 19,547.15

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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.