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Finding the Fourth Proportional to 96,802.56, 133,570.71 and 53,775.18

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Solution

The fourth proportional to 96,802.56, 133,570.71 and 53,775.18 is: 74,200.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,802.56 : 133,570.71 = 53,775.18 : x
  2. Step 2: Convert to fraction form
    96,802.56/133,570.71 = 53,775.18/x
  3. Step 3: Cross multiply
    96,802.56x = 133,570.71 × 53,775.18
  4. Step 4: Simplify right side
    96,802.56x = 7,182,788,972.98
  5. Step 5: Solve for x
    x = 7,182,788,972.98/96,802.56
  6. Step 6: Final answer
    x = 74,200.40

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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.