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Finding the Fourth Proportional to 46,802.54, 70,191.16 and 21,818.18

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Solution

The fourth proportional to 46,802.54, 70,191.16 and 21,818.18 is: 32,721.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,802.54 : 70,191.16 = 21,818.18 : x
  2. Step 2: Convert to fraction form
    46,802.54/70,191.16 = 21,818.18/x
  3. Step 3: Cross multiply
    46,802.54x = 70,191.16 × 21,818.18
  4. Step 4: Simplify right side
    46,802.54x = 1,531,443,363.29
  5. Step 5: Solve for x
    x = 1,531,443,363.29/46,802.54
  6. Step 6: Final answer
    x = 32,721.37

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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.