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Finding the Fourth Proportional to 61,547.49, 84,935.57 and 33,253.17

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Solution

The fourth proportional to 61,547.49, 84,935.57 and 33,253.17 is: 45,889.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,547.49 : 84,935.57 = 33,253.17 : x
  2. Step 2: Convert to fraction form
    61,547.49/84,935.57 = 33,253.17/x
  3. Step 3: Cross multiply
    61,547.49x = 84,935.57 × 33,253.17
  4. Step 4: Simplify right side
    61,547.49x = 2,824,376,781.99
  5. Step 5: Solve for x
    x = 2,824,376,781.99/61,547.49
  6. Step 6: Final answer
    x = 45,889.39

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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.